Home / 3,168.46-4,753.50-2,557.72

Finding the Fourth Proportional to 3,168.46, 4,753.50 and 2,557.72

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Solution

The fourth proportional to 3,168.46, 4,753.50 and 2,557.72 is: 3,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.46 : 4,753.50 = 2,557.72 : x
  2. Step 2: Convert to fraction form
    3,168.46/4,753.50 = 2,557.72/x
  3. Step 3: Cross multiply
    3,168.46x = 4,753.50 × 2,557.72
  4. Step 4: Simplify right side
    3,168.46x = 12,158,122.02
  5. Step 5: Solve for x
    x = 12,158,122.02/3,168.46
  6. Step 6: Final answer
    x = 3,837.23

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1.5x scale

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.