Home / 6,233.76-8,602.20-3,439.28

Finding the Fourth Proportional to 6,233.76, 8,602.20 and 3,439.28

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Solution

The fourth proportional to 6,233.76, 8,602.20 and 3,439.28 is: 4,745.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,233.76 : 8,602.20 = 3,439.28 : x
  2. Step 2: Convert to fraction form
    6,233.76/8,602.20 = 3,439.28/x
  3. Step 3: Cross multiply
    6,233.76x = 8,602.20 × 3,439.28
  4. Step 4: Simplify right side
    6,233.76x = 29,585,374.42
  5. Step 5: Solve for x
    x = 29,585,374.42/6,233.76
  6. Step 6: Final answer
    x = 4,745.99

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1.5x scale

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.