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Finding the Fourth Proportional to 3,047.42, 4,565.04 and 1,401.71

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Solution

The fourth proportional to 3,047.42, 4,565.04 and 1,401.71 is: 2,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.42 : 4,565.04 = 1,401.71 : x
  2. Step 2: Convert to fraction form
    3,047.42/4,565.04 = 1,401.71/x
  3. Step 3: Cross multiply
    3,047.42x = 4,565.04 × 1,401.71
  4. Step 4: Simplify right side
    3,047.42x = 6,398,862.22
  5. Step 5: Solve for x
    x = 6,398,862.22/3,047.42
  6. Step 6: Final answer
    x = 2,099.76

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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.