Home / 7,391.70-11,086.47-2,461.14

Finding the Fourth Proportional to 7,391.70, 11,086.47 and 2,461.14

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Solution

The fourth proportional to 7,391.70, 11,086.47 and 2,461.14 is: 3,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.70 : 11,086.47 = 2,461.14 : x
  2. Step 2: Convert to fraction form
    7,391.70/11,086.47 = 2,461.14/x
  3. Step 3: Cross multiply
    7,391.70x = 11,086.47 × 2,461.14
  4. Step 4: Simplify right side
    7,391.70x = 27,285,354.78
  5. Step 5: Solve for x
    x = 27,285,354.78/7,391.70
  6. Step 6: Final answer
    x = 3,691.35

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Double scale
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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.