Home / 8,984.26-12,397.96-5,005.16

Finding the Fourth Proportional to 8,984.26, 12,397.96 and 5,005.16

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Solution

The fourth proportional to 8,984.26, 12,397.96 and 5,005.16 is: 6,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984.26 : 12,397.96 = 5,005.16 : x
  2. Step 2: Convert to fraction form
    8,984.26/12,397.96 = 5,005.16/x
  3. Step 3: Cross multiply
    8,984.26x = 12,397.96 × 5,005.16
  4. Step 4: Simplify right side
    8,984.26x = 62,053,773.47
  5. Step 5: Solve for x
    x = 62,053,773.47/8,984.26
  6. Step 6: Final answer
    x = 6,906.94

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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.