Home / 2,282.46-3,149.08-1,397.35

Finding the Fourth Proportional to 2,282.46, 3,149.08 and 1,397.35

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Solution

The fourth proportional to 2,282.46, 3,149.08 and 1,397.35 is: 1,927.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.46 : 3,149.08 = 1,397.35 : x
  2. Step 2: Convert to fraction form
    2,282.46/3,149.08 = 1,397.35/x
  3. Step 3: Cross multiply
    2,282.46x = 3,149.08 × 1,397.35
  4. Step 4: Simplify right side
    2,282.46x = 4,400,366.94
  5. Step 5: Solve for x
    x = 4,400,366.94/2,282.46
  6. Step 6: Final answer
    x = 1,927.91

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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.