Home / 5,434.47-8,150.75-1,537.97

Finding the Fourth Proportional to 5,434.47, 8,150.75 and 1,537.97

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Solution

The fourth proportional to 5,434.47, 8,150.75 and 1,537.97 is: 2,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.47 : 8,150.75 = 1,537.97 : x
  2. Step 2: Convert to fraction form
    5,434.47/8,150.75 = 1,537.97/x
  3. Step 3: Cross multiply
    5,434.47x = 8,150.75 × 1,537.97
  4. Step 4: Simplify right side
    5,434.47x = 12,535,560.53
  5. Step 5: Solve for x
    x = 12,535,560.53/5,434.47
  6. Step 6: Final answer
    x = 2,306.68

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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.