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Finding the Fourth Proportional to 9,587.10, 14,375.78 and 4,388.52

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Solution

The fourth proportional to 9,587.10, 14,375.78 and 4,388.52 is: 6,580.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,587.10 : 14,375.78 = 4,388.52 : x
  2. Step 2: Convert to fraction form
    9,587.10/14,375.78 = 4,388.52/x
  3. Step 3: Cross multiply
    9,587.10x = 14,375.78 × 4,388.52
  4. Step 4: Simplify right side
    9,587.10x = 63,088,398.05
  5. Step 5: Solve for x
    x = 63,088,398.05/9,587.10
  6. Step 6: Final answer
    x = 6,580.55

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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.