Home / 6,255.63-9,381.15-1,871.61

Finding the Fourth Proportional to 6,255.63, 9,381.15 and 1,871.61

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Solution

The fourth proportional to 6,255.63, 9,381.15 and 1,871.61 is: 2,806.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.63 : 9,381.15 = 1,871.61 : x
  2. Step 2: Convert to fraction form
    6,255.63/9,381.15 = 1,871.61/x
  3. Step 3: Cross multiply
    6,255.63x = 9,381.15 × 1,871.61
  4. Step 4: Simplify right side
    6,255.63x = 17,557,854.15
  5. Step 5: Solve for x
    x = 17,557,854.15/6,255.63
  6. Step 6: Final answer
    x = 2,806.73

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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.