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Finding the Fourth Proportional to 3,592.54, 5,390.96 and 1,512.41

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Solution

The fourth proportional to 3,592.54, 5,390.96 and 1,512.41 is: 2,269.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.54 : 5,390.96 = 1,512.41 : x
  2. Step 2: Convert to fraction form
    3,592.54/5,390.96 = 1,512.41/x
  3. Step 3: Cross multiply
    3,592.54x = 5,390.96 × 1,512.41
  4. Step 4: Simplify right side
    3,592.54x = 8,153,307.30
  5. Step 5: Solve for x
    x = 8,153,307.30/3,592.54
  6. Step 6: Final answer
    x = 2,269.51

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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.