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Finding the Fourth Proportional to 11,337.90, 15,645.99 and 6,301.99

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Solution

The fourth proportional to 11,337.90, 15,645.99 and 6,301.99 is: 8,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.90 : 15,645.99 = 6,301.99 : x
  2. Step 2: Convert to fraction form
    11,337.90/15,645.99 = 6,301.99/x
  3. Step 3: Cross multiply
    11,337.90x = 15,645.99 × 6,301.99
  4. Step 4: Simplify right side
    11,337.90x = 98,600,872.52
  5. Step 5: Solve for x
    x = 98,600,872.52/11,337.90
  6. Step 6: Final answer
    x = 8,696.57

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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.