Home / 3,562.43-5,337.36-2,172.47

Finding the Fourth Proportional to 3,562.43, 5,337.36 and 2,172.47

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Solution

The fourth proportional to 3,562.43, 5,337.36 and 2,172.47 is: 3,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.43 : 5,337.36 = 2,172.47 : x
  2. Step 2: Convert to fraction form
    3,562.43/5,337.36 = 2,172.47/x
  3. Step 3: Cross multiply
    3,562.43x = 5,337.36 × 2,172.47
  4. Step 4: Simplify right side
    3,562.43x = 11,595,227.79
  5. Step 5: Solve for x
    x = 11,595,227.79/3,562.43
  6. Step 6: Final answer
    x = 3,254.87

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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.