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Finding the Fourth Proportional to 10,334.99, 15,502.49 and 4,488.41

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Solution

The fourth proportional to 10,334.99, 15,502.49 and 4,488.41 is: 6,732.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.99 : 15,502.49 = 4,488.41 : x
  2. Step 2: Convert to fraction form
    10,334.99/15,502.49 = 4,488.41/x
  3. Step 3: Cross multiply
    10,334.99x = 15,502.49 × 4,488.41
  4. Step 4: Simplify right side
    10,334.99x = 69,581,431.19
  5. Step 5: Solve for x
    x = 69,581,431.19/10,334.99
  6. Step 6: Final answer
    x = 6,732.61

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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.