Home / 5,053.57-7,581.13-1,542.76

Finding the Fourth Proportional to 5,053.57, 7,581.13 and 1,542.76

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Solution

The fourth proportional to 5,053.57, 7,581.13 and 1,542.76 is: 2,314.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.57 : 7,581.13 = 1,542.76 : x
  2. Step 2: Convert to fraction form
    5,053.57/7,581.13 = 1,542.76/x
  3. Step 3: Cross multiply
    5,053.57x = 7,581.13 × 1,542.76
  4. Step 4: Simplify right side
    5,053.57x = 11,695,841.31
  5. Step 5: Solve for x
    x = 11,695,841.31/5,053.57
  6. Step 6: Final answer
    x = 2,314.37

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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.