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Finding the Fourth Proportional to 7,349, 11,007.90 and 5,502.92

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Solution

The fourth proportional to 7,349, 11,007.90 and 5,502.92 is: 8,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349 : 11,007.90 = 5,502.92 : x
  2. Step 2: Convert to fraction form
    7,349/11,007.90 = 5,502.92/x
  3. Step 3: Cross multiply
    7,349x = 11,007.90 × 5,502.92
  4. Step 4: Simplify right side
    7,349x = 60,575,593.07
  5. Step 5: Solve for x
    x = 60,575,593.07/7,349
  6. Step 6: Final answer
    x = 8,242.70

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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.