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Finding the Fourth Proportional to 6,232.50, 9,349.29 and 1,615.50

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Solution

The fourth proportional to 6,232.50, 9,349.29 and 1,615.50 is: 2,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,232.50 : 9,349.29 = 1,615.50 : x
  2. Step 2: Convert to fraction form
    6,232.50/9,349.29 = 1,615.50/x
  3. Step 3: Cross multiply
    6,232.50x = 9,349.29 × 1,615.50
  4. Step 4: Simplify right side
    6,232.50x = 15,103,778.00
  5. Step 5: Solve for x
    x = 15,103,778.00/6,232.50
  6. Step 6: Final answer
    x = 2,423.39

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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.