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Finding the Fourth Proportional to 9,641.50, 14,465.39 and 4,375.89

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Solution

The fourth proportional to 9,641.50, 14,465.39 and 4,375.89 is: 6,565.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641.50 : 14,465.39 = 4,375.89 : x
  2. Step 2: Convert to fraction form
    9,641.50/14,465.39 = 4,375.89/x
  3. Step 3: Cross multiply
    9,641.50x = 14,465.39 × 4,375.89
  4. Step 4: Simplify right side
    9,641.50x = 63,298,933.57
  5. Step 5: Solve for x
    x = 63,298,933.57/9,641.50
  6. Step 6: Final answer
    x = 6,565.26

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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.