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Finding the Fourth Proportional to 8,062.66, 12,068.07 and 5,451.22

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Solution

The fourth proportional to 8,062.66, 12,068.07 and 5,451.22 is: 8,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.66 : 12,068.07 = 5,451.22 : x
  2. Step 2: Convert to fraction form
    8,062.66/12,068.07 = 5,451.22/x
  3. Step 3: Cross multiply
    8,062.66x = 12,068.07 × 5,451.22
  4. Step 4: Simplify right side
    8,062.66x = 65,785,704.55
  5. Step 5: Solve for x
    x = 65,785,704.55/8,062.66
  6. Step 6: Final answer
    x = 8,159.31

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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.