Home / 3,205.17-4,807.15-1,013.92

Finding the Fourth Proportional to 3,205.17, 4,807.15 and 1,013.92

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Solution

The fourth proportional to 3,205.17, 4,807.15 and 1,013.92 is: 1,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.17 : 4,807.15 = 1,013.92 : x
  2. Step 2: Convert to fraction form
    3,205.17/4,807.15 = 1,013.92/x
  3. Step 3: Cross multiply
    3,205.17x = 4,807.15 × 1,013.92
  4. Step 4: Simplify right side
    3,205.17x = 4,874,050.98
  5. Step 5: Solve for x
    x = 4,874,050.98/3,205.17
  6. Step 6: Final answer
    x = 1,520.68

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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.