Home / 5,397.17-8,101.22-3,450.74

Finding the Fourth Proportional to 5,397.17, 8,101.22 and 3,450.74

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Solution

The fourth proportional to 5,397.17, 8,101.22 and 3,450.74 is: 5,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.17 : 8,101.22 = 3,450.74 : x
  2. Step 2: Convert to fraction form
    5,397.17/8,101.22 = 3,450.74/x
  3. Step 3: Cross multiply
    5,397.17x = 8,101.22 × 3,450.74
  4. Step 4: Simplify right side
    5,397.17x = 27,955,146.14
  5. Step 5: Solve for x
    x = 27,955,146.14/5,397.17
  6. Step 6: Final answer
    x = 5,179.60

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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.