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Finding the Fourth Proportional to 7,931.02, 11,896.17 and 3,773.02

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Solution

The fourth proportional to 7,931.02, 11,896.17 and 3,773.02 is: 5,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931.02 : 11,896.17 = 3,773.02 : x
  2. Step 2: Convert to fraction form
    7,931.02/11,896.17 = 3,773.02/x
  3. Step 3: Cross multiply
    7,931.02x = 11,896.17 × 3,773.02
  4. Step 4: Simplify right side
    7,931.02x = 44,884,487.33
  5. Step 5: Solve for x
    x = 44,884,487.33/7,931.02
  6. Step 6: Final answer
    x = 5,659.36

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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.