Home / 7,542.74-11,314.23-2,612.52

Finding the Fourth Proportional to 7,542.74, 11,314.23 and 2,612.52

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Solution

The fourth proportional to 7,542.74, 11,314.23 and 2,612.52 is: 3,918.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.74 : 11,314.23 = 2,612.52 : x
  2. Step 2: Convert to fraction form
    7,542.74/11,314.23 = 2,612.52/x
  3. Step 3: Cross multiply
    7,542.74x = 11,314.23 × 2,612.52
  4. Step 4: Simplify right side
    7,542.74x = 29,558,652.16
  5. Step 5: Solve for x
    x = 29,558,652.16/7,542.74
  6. Step 6: Final answer
    x = 3,918.82

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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.