Home / 4,711.10-6,500.87-2,721.39

Finding the Fourth Proportional to 4,711.10, 6,500.87 and 2,721.39

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Solution

The fourth proportional to 4,711.10, 6,500.87 and 2,721.39 is: 3,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.10 : 6,500.87 = 2,721.39 : x
  2. Step 2: Convert to fraction form
    4,711.10/6,500.87 = 2,721.39/x
  3. Step 3: Cross multiply
    4,711.10x = 6,500.87 × 2,721.39
  4. Step 4: Simplify right side
    4,711.10x = 17,691,402.61
  5. Step 5: Solve for x
    x = 17,691,402.61/4,711.10
  6. Step 6: Final answer
    x = 3,755.26

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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.