Home / 5,432.60-8,154.37-3,967.31

Finding the Fourth Proportional to 5,432.60, 8,154.37 and 3,967.31

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Solution

The fourth proportional to 5,432.60, 8,154.37 and 3,967.31 is: 5,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.60 : 8,154.37 = 3,967.31 : x
  2. Step 2: Convert to fraction form
    5,432.60/8,154.37 = 3,967.31/x
  3. Step 3: Cross multiply
    5,432.60x = 8,154.37 × 3,967.31
  4. Step 4: Simplify right side
    5,432.60x = 32,350,938.99
  5. Step 5: Solve for x
    x = 32,350,938.99/5,432.60
  6. Step 6: Final answer
    x = 5,954.96

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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.