Home / 8,193.68-11,306.52-4,656.20

Finding the Fourth Proportional to 8,193.68, 11,306.52 and 4,656.20

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Solution

The fourth proportional to 8,193.68, 11,306.52 and 4,656.20 is: 6,425.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.68 : 11,306.52 = 4,656.20 : x
  2. Step 2: Convert to fraction form
    8,193.68/11,306.52 = 4,656.20/x
  3. Step 3: Cross multiply
    8,193.68x = 11,306.52 × 4,656.20
  4. Step 4: Simplify right side
    8,193.68x = 52,645,418.42
  5. Step 5: Solve for x
    x = 52,645,418.42/8,193.68
  6. Step 6: Final answer
    x = 6,425.13

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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.