Home / 3,897.83-5,847.33-1,432.46

Finding the Fourth Proportional to 3,897.83, 5,847.33 and 1,432.46

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Solution

The fourth proportional to 3,897.83, 5,847.33 and 1,432.46 is: 2,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897.83 : 5,847.33 = 1,432.46 : x
  2. Step 2: Convert to fraction form
    3,897.83/5,847.33 = 1,432.46/x
  3. Step 3: Cross multiply
    3,897.83x = 5,847.33 × 1,432.46
  4. Step 4: Simplify right side
    3,897.83x = 8,376,059.80
  5. Step 5: Solve for x
    x = 8,376,059.80/3,897.83
  6. Step 6: Final answer
    x = 2,148.90

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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.