Home / 4,193.13-6,290.35-1,270.74

Finding the Fourth Proportional to 4,193.13, 6,290.35 and 1,270.74

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Solution

The fourth proportional to 4,193.13, 6,290.35 and 1,270.74 is: 1,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.13 : 6,290.35 = 1,270.74 : x
  2. Step 2: Convert to fraction form
    4,193.13/6,290.35 = 1,270.74/x
  3. Step 3: Cross multiply
    4,193.13x = 6,290.35 × 1,270.74
  4. Step 4: Simplify right side
    4,193.13x = 7,993,396.18
  5. Step 5: Solve for x
    x = 7,993,396.18/4,193.13
  6. Step 6: Final answer
    x = 1,906.31

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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.