Home / 4,254.53-5,872.21-2,487.15

Finding the Fourth Proportional to 4,254.53, 5,872.21 and 2,487.15

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Solution

The fourth proportional to 4,254.53, 5,872.21 and 2,487.15 is: 3,432.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.53 : 5,872.21 = 2,487.15 : x
  2. Step 2: Convert to fraction form
    4,254.53/5,872.21 = 2,487.15/x
  3. Step 3: Cross multiply
    4,254.53x = 5,872.21 × 2,487.15
  4. Step 4: Simplify right side
    4,254.53x = 14,605,060.88
  5. Step 5: Solve for x
    x = 14,605,060.88/4,254.53
  6. Step 6: Final answer
    x = 3,432.83

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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.