Home / 9,250.35-13,874.13-3,405.66

Finding the Fourth Proportional to 9,250.35, 13,874.13 and 3,405.66

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Solution

The fourth proportional to 9,250.35, 13,874.13 and 3,405.66 is: 5,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.35 : 13,874.13 = 3,405.66 : x
  2. Step 2: Convert to fraction form
    9,250.35/13,874.13 = 3,405.66/x
  3. Step 3: Cross multiply
    9,250.35x = 13,874.13 × 3,405.66
  4. Step 4: Simplify right side
    9,250.35x = 47,250,569.58
  5. Step 5: Solve for x
    x = 47,250,569.58/9,250.35
  6. Step 6: Final answer
    x = 5,107.98

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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.