Home / 2,671.07-4,002.17-1,627.92

Finding the Fourth Proportional to 2,671.07, 4,002.17 and 1,627.92

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Solution

The fourth proportional to 2,671.07, 4,002.17 and 1,627.92 is: 2,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671.07 : 4,002.17 = 1,627.92 : x
  2. Step 2: Convert to fraction form
    2,671.07/4,002.17 = 1,627.92/x
  3. Step 3: Cross multiply
    2,671.07x = 4,002.17 × 1,627.92
  4. Step 4: Simplify right side
    2,671.07x = 6,515,204.45
  5. Step 5: Solve for x
    x = 6,515,204.45/2,671.07
  6. Step 6: Final answer
    x = 2,439.18

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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.