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Finding the Fourth Proportional to 6,712.97, 10,070.90 and 2,553.05

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Solution

The fourth proportional to 6,712.97, 10,070.90 and 2,553.05 is: 3,830.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.97 : 10,070.90 = 2,553.05 : x
  2. Step 2: Convert to fraction form
    6,712.97/10,070.90 = 2,553.05/x
  3. Step 3: Cross multiply
    6,712.97x = 10,070.90 × 2,553.05
  4. Step 4: Simplify right side
    6,712.97x = 25,711,511.25
  5. Step 5: Solve for x
    x = 25,711,511.25/6,712.97
  6. Step 6: Final answer
    x = 3,830.13

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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.