Home / 5,117.13-7,060.38-3,126.96

Finding the Fourth Proportional to 5,117.13, 7,060.38 and 3,126.96

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Solution

The fourth proportional to 5,117.13, 7,060.38 and 3,126.96 is: 4,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.13 : 7,060.38 = 3,126.96 : x
  2. Step 2: Convert to fraction form
    5,117.13/7,060.38 = 3,126.96/x
  3. Step 3: Cross multiply
    5,117.13x = 7,060.38 × 3,126.96
  4. Step 4: Simplify right side
    5,117.13x = 22,077,531.71
  5. Step 5: Solve for x
    x = 22,077,531.71/5,117.13
  6. Step 6: Final answer
    x = 4,314.44

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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.