Home / 5,434.60-8,151.90-5,330.92

Finding the Fourth Proportional to 5,434.60, 8,151.90 and 5,330.92

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Solution

The fourth proportional to 5,434.60, 8,151.90 and 5,330.92 is: 7,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.60 : 8,151.90 = 5,330.92 : x
  2. Step 2: Convert to fraction form
    5,434.60/8,151.90 = 5,330.92/x
  3. Step 3: Cross multiply
    5,434.60x = 8,151.90 × 5,330.92
  4. Step 4: Simplify right side
    5,434.60x = 43,457,126.75
  5. Step 5: Solve for x
    x = 43,457,126.75/5,434.60
  6. Step 6: Final answer
    x = 7,996.38

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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.