Home / 5,432.46-8,147.40-1,734

Finding the Fourth Proportional to 5,432.46, 8,147.40 and 1,734

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Solution

The fourth proportional to 5,432.46, 8,147.40 and 1,734 is: 2,600.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.46 : 8,147.40 = 1,734 : x
  2. Step 2: Convert to fraction form
    5,432.46/8,147.40 = 1,734/x
  3. Step 3: Cross multiply
    5,432.46x = 8,147.40 × 1,734
  4. Step 4: Simplify right side
    5,432.46x = 14,127,591.60
  5. Step 5: Solve for x
    x = 14,127,591.60/5,432.46
  6. Step 6: Final answer
    x = 2,600.59

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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.