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Finding the Fourth Proportional to 8,764.68, 13,152.22 and 3,502.17

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Solution

The fourth proportional to 8,764.68, 13,152.22 and 3,502.17 is: 5,255.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.68 : 13,152.22 = 3,502.17 : x
  2. Step 2: Convert to fraction form
    8,764.68/13,152.22 = 3,502.17/x
  3. Step 3: Cross multiply
    8,764.68x = 13,152.22 × 3,502.17
  4. Step 4: Simplify right side
    8,764.68x = 46,061,376.75
  5. Step 5: Solve for x
    x = 46,061,376.75/8,764.68
  6. Step 6: Final answer
    x = 5,255.34

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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.