Home / 3,592.74-5,391.18-1,617.78

Finding the Fourth Proportional to 3,592.74, 5,391.18 and 1,617.78

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Solution

The fourth proportional to 3,592.74, 5,391.18 and 1,617.78 is: 2,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.74 : 5,391.18 = 1,617.78 : x
  2. Step 2: Convert to fraction form
    3,592.74/5,391.18 = 1,617.78/x
  3. Step 3: Cross multiply
    3,592.74x = 5,391.18 × 1,617.78
  4. Step 4: Simplify right side
    3,592.74x = 8,721,743.18
  5. Step 5: Solve for x
    x = 8,721,743.18/3,592.74
  6. Step 6: Final answer
    x = 2,427.60

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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.