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Finding the Fourth Proportional to 7,593, 10,479.42 and 7,260.90

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Solution

The fourth proportional to 7,593, 10,479.42 and 7,260.90 is: 10,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,593 : 10,479.42 = 7,260.90 : x
  2. Step 2: Convert to fraction form
    7,593/10,479.42 = 7,260.90/x
  3. Step 3: Cross multiply
    7,593x = 10,479.42 × 7,260.90
  4. Step 4: Simplify right side
    7,593x = 76,090,020.68
  5. Step 5: Solve for x
    x = 76,090,020.68/7,593
  6. Step 6: Final answer
    x = 10,021.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.