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Finding the Fourth Proportional to 9,636.60, 14,447.89 and 6,508.86

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Solution

The fourth proportional to 9,636.60, 14,447.89 and 6,508.86 is: 9,758.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636.60 : 14,447.89 = 6,508.86 : x
  2. Step 2: Convert to fraction form
    9,636.60/14,447.89 = 6,508.86/x
  3. Step 3: Cross multiply
    9,636.60x = 14,447.89 × 6,508.86
  4. Step 4: Simplify right side
    9,636.60x = 94,039,293.31
  5. Step 5: Solve for x
    x = 94,039,293.31/9,636.60
  6. Step 6: Final answer
    x = 9,758.56

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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.