Home / 10,853.82-16,281.41-4,193.49

Finding the Fourth Proportional to 10,853.82, 16,281.41 and 4,193.49

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Solution

The fourth proportional to 10,853.82, 16,281.41 and 4,193.49 is: 6,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.82 : 16,281.41 = 4,193.49 : x
  2. Step 2: Convert to fraction form
    10,853.82/16,281.41 = 4,193.49/x
  3. Step 3: Cross multiply
    10,853.82x = 16,281.41 × 4,193.49
  4. Step 4: Simplify right side
    10,853.82x = 68,275,930.02
  5. Step 5: Solve for x
    x = 68,275,930.02/10,853.82
  6. Step 6: Final answer
    x = 6,290.50

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Double scale
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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.