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Finding the Fourth Proportional to 8,652.29, 11,948.92 and 7,454.84

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Solution

The fourth proportional to 8,652.29, 11,948.92 and 7,454.84 is: 10,295.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.29 : 11,948.92 = 7,454.84 : x
  2. Step 2: Convert to fraction form
    8,652.29/11,948.92 = 7,454.84/x
  3. Step 3: Cross multiply
    8,652.29x = 11,948.92 × 7,454.84
  4. Step 4: Simplify right side
    8,652.29x = 89,077,208.39
  5. Step 5: Solve for x
    x = 89,077,208.39/8,652.29
  6. Step 6: Final answer
    x = 10,295.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.