Home / 8,254.02-12,381-3,869.04

Finding the Fourth Proportional to 8,254.02, 12,381 and 3,869.04

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Solution

The fourth proportional to 8,254.02, 12,381 and 3,869.04 is: 5,803.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.02 : 12,381 = 3,869.04 : x
  2. Step 2: Convert to fraction form
    8,254.02/12,381 = 3,869.04/x
  3. Step 3: Cross multiply
    8,254.02x = 12,381 × 3,869.04
  4. Step 4: Simplify right side
    8,254.02x = 47,902,584.24
  5. Step 5: Solve for x
    x = 47,902,584.24/8,254.02
  6. Step 6: Final answer
    x = 5,803.55

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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.