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Finding the Fourth Proportional to 8,806.56, 12,148.56 and 6,707.04

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Solution

The fourth proportional to 8,806.56, 12,148.56 and 6,707.04 is: 9,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.56 : 12,148.56 = 6,707.04 : x
  2. Step 2: Convert to fraction form
    8,806.56/12,148.56 = 6,707.04/x
  3. Step 3: Cross multiply
    8,806.56x = 12,148.56 × 6,707.04
  4. Step 4: Simplify right side
    8,806.56x = 81,480,877.86
  5. Step 5: Solve for x
    x = 81,480,877.86/8,806.56
  6. Step 6: Final answer
    x = 9,252.29

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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.