Home / 2,281.85-3,148.94-1,233.91

Finding the Fourth Proportional to 2,281.85, 3,148.94 and 1,233.91

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Solution

The fourth proportional to 2,281.85, 3,148.94 and 1,233.91 is: 1,702.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.85 : 3,148.94 = 1,233.91 : x
  2. Step 2: Convert to fraction form
    2,281.85/3,148.94 = 1,233.91/x
  3. Step 3: Cross multiply
    2,281.85x = 3,148.94 × 1,233.91
  4. Step 4: Simplify right side
    2,281.85x = 3,885,497.60
  5. Step 5: Solve for x
    x = 3,885,497.60/2,281.85
  6. Step 6: Final answer
    x = 1,702.79

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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.