Home / 8,254.28-12,381.98-3,323.93

Finding the Fourth Proportional to 8,254.28, 12,381.98 and 3,323.93

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Solution

The fourth proportional to 8,254.28, 12,381.98 and 3,323.93 is: 4,986.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.28 : 12,381.98 = 3,323.93 : x
  2. Step 2: Convert to fraction form
    8,254.28/12,381.98 = 3,323.93/x
  3. Step 3: Cross multiply
    8,254.28x = 12,381.98 × 3,323.93
  4. Step 4: Simplify right side
    8,254.28x = 41,156,781.18
  5. Step 5: Solve for x
    x = 41,156,781.18/8,254.28
  6. Step 6: Final answer
    x = 4,986.12

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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.