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Finding the Fourth Proportional to 4,193.68, 6,290.49 and 1,073.68

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Solution

The fourth proportional to 4,193.68, 6,290.49 and 1,073.68 is: 1,610.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.68 : 6,290.49 = 1,073.68 : x
  2. Step 2: Convert to fraction form
    4,193.68/6,290.49 = 1,073.68/x
  3. Step 3: Cross multiply
    4,193.68x = 6,290.49 × 1,073.68
  4. Step 4: Simplify right side
    4,193.68x = 6,753,941.85
  5. Step 5: Solve for x
    x = 6,753,941.85/4,193.68
  6. Step 6: Final answer
    x = 1,610.51

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,194.68, 6,291.99 and 1,074.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.