Home / 9,086.74-12,523.35-6,724.78

Finding the Fourth Proportional to 9,086.74, 12,523.35 and 6,724.78

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Solution

The fourth proportional to 9,086.74, 12,523.35 and 6,724.78 is: 9,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.74 : 12,523.35 = 6,724.78 : x
  2. Step 2: Convert to fraction form
    9,086.74/12,523.35 = 6,724.78/x
  3. Step 3: Cross multiply
    9,086.74x = 12,523.35 × 6,724.78
  4. Step 4: Simplify right side
    9,086.74x = 84,216,773.61
  5. Step 5: Solve for x
    x = 84,216,773.61/9,086.74
  6. Step 6: Final answer
    x = 9,268.10

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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.