Home / 8,268.42-12,397.02-3,266.22

Finding the Fourth Proportional to 8,268.42, 12,397.02 and 3,266.22

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Solution

The fourth proportional to 8,268.42, 12,397.02 and 3,266.22 is: 4,897.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.42 : 12,397.02 = 3,266.22 : x
  2. Step 2: Convert to fraction form
    8,268.42/12,397.02 = 3,266.22/x
  3. Step 3: Cross multiply
    8,268.42x = 12,397.02 × 3,266.22
  4. Step 4: Simplify right side
    8,268.42x = 40,491,394.66
  5. Step 5: Solve for x
    x = 40,491,394.66/8,268.42
  6. Step 6: Final answer
    x = 4,897.11

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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.