Home / 8,984.23-12,397.99-5,005.10

Finding the Fourth Proportional to 8,984.23, 12,397.99 and 5,005.10

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Solution

The fourth proportional to 8,984.23, 12,397.99 and 5,005.10 is: 6,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984.23 : 12,397.99 = 5,005.10 : x
  2. Step 2: Convert to fraction form
    8,984.23/12,397.99 = 5,005.10/x
  3. Step 3: Cross multiply
    8,984.23x = 12,397.99 × 5,005.10
  4. Step 4: Simplify right side
    8,984.23x = 62,053,179.75
  5. Step 5: Solve for x
    x = 62,053,179.75/8,984.23
  6. Step 6: Final answer
    x = 6,906.90

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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.