Home / 4,659.18-6,432.17-3,398.88

Finding the Fourth Proportional to 4,659.18, 6,432.17 and 3,398.88

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Solution

The fourth proportional to 4,659.18, 6,432.17 and 3,398.88 is: 4,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.18 : 6,432.17 = 3,398.88 : x
  2. Step 2: Convert to fraction form
    4,659.18/6,432.17 = 3,398.88/x
  3. Step 3: Cross multiply
    4,659.18x = 6,432.17 × 3,398.88
  4. Step 4: Simplify right side
    4,659.18x = 21,862,173.97
  5. Step 5: Solve for x
    x = 21,862,173.97/4,659.18
  6. Step 6: Final answer
    x = 4,692.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.