Home / 9,086.73-12,539.25-5,108.22

Finding the Fourth Proportional to 9,086.73, 12,539.25 and 5,108.22

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Solution

The fourth proportional to 9,086.73, 12,539.25 and 5,108.22 is: 7,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.73 : 12,539.25 = 5,108.22 : x
  2. Step 2: Convert to fraction form
    9,086.73/12,539.25 = 5,108.22/x
  3. Step 3: Cross multiply
    9,086.73x = 12,539.25 × 5,108.22
  4. Step 4: Simplify right side
    9,086.73x = 64,053,247.64
  5. Step 5: Solve for x
    x = 64,053,247.64/9,086.73
  6. Step 6: Final answer
    x = 7,049.10

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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.