Home / 9,807.90-14,711.85-5,660.70

Finding the Fourth Proportional to 9,807.90, 14,711.85 and 5,660.70

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Solution

The fourth proportional to 9,807.90, 14,711.85 and 5,660.70 is: 8,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.90 : 14,711.85 = 5,660.70 : x
  2. Step 2: Convert to fraction form
    9,807.90/14,711.85 = 5,660.70/x
  3. Step 3: Cross multiply
    9,807.90x = 14,711.85 × 5,660.70
  4. Step 4: Simplify right side
    9,807.90x = 83,279,369.30
  5. Step 5: Solve for x
    x = 83,279,369.30/9,807.90
  6. Step 6: Final answer
    x = 8,491.05

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Half scale
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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.