Home / 9,862.18-14,793.40-3,288.40

Finding the Fourth Proportional to 9,862.18, 14,793.40 and 3,288.40

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Solution

The fourth proportional to 9,862.18, 14,793.40 and 3,288.40 is: 4,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862.18 : 14,793.40 = 3,288.40 : x
  2. Step 2: Convert to fraction form
    9,862.18/14,793.40 = 3,288.40/x
  3. Step 3: Cross multiply
    9,862.18x = 14,793.40 × 3,288.40
  4. Step 4: Simplify right side
    9,862.18x = 48,646,616.56
  5. Step 5: Solve for x
    x = 48,646,616.56/9,862.18
  6. Step 6: Final answer
    x = 4,932.64

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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.