Home / 8,304.67-12,426.24-6,656.21

Finding the Fourth Proportional to 8,304.67, 12,426.24 and 6,656.21

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Solution

The fourth proportional to 8,304.67, 12,426.24 and 6,656.21 is: 9,959.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.67 : 12,426.24 = 6,656.21 : x
  2. Step 2: Convert to fraction form
    8,304.67/12,426.24 = 6,656.21/x
  3. Step 3: Cross multiply
    8,304.67x = 12,426.24 × 6,656.21
  4. Step 4: Simplify right side
    8,304.67x = 82,711,662.95
  5. Step 5: Solve for x
    x = 82,711,662.95/8,304.67
  6. Step 6: Final answer
    x = 9,959.66

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1.5x scale

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.