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Finding the Fourth Proportional to 9,165.88, 13,743.15 and 6,235.30

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Solution

The fourth proportional to 9,165.88, 13,743.15 and 6,235.30 is: 9,349.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.88 : 13,743.15 = 6,235.30 : x
  2. Step 2: Convert to fraction form
    9,165.88/13,743.15 = 6,235.30/x
  3. Step 3: Cross multiply
    9,165.88x = 13,743.15 × 6,235.30
  4. Step 4: Simplify right side
    9,165.88x = 85,692,663.20
  5. Step 5: Solve for x
    x = 85,692,663.20/9,165.88
  6. Step 6: Final answer
    x = 9,349.09

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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.