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Finding the Fourth Proportional to 8,832.65, 13,256.87 and 6,634.71

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Solution

The fourth proportional to 8,832.65, 13,256.87 and 6,634.71 is: 9,958.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.65 : 13,256.87 = 6,634.71 : x
  2. Step 2: Convert to fraction form
    8,832.65/13,256.87 = 6,634.71/x
  3. Step 3: Cross multiply
    8,832.65x = 13,256.87 × 6,634.71
  4. Step 4: Simplify right side
    8,832.65x = 87,955,454.78
  5. Step 5: Solve for x
    x = 87,955,454.78/8,832.65
  6. Step 6: Final answer
    x = 9,958.00

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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.