Home / 7,691.11-11,539.34-2,426.93

Finding the Fourth Proportional to 7,691.11, 11,539.34 and 2,426.93

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Solution

The fourth proportional to 7,691.11, 11,539.34 and 2,426.93 is: 3,641.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.11 : 11,539.34 = 2,426.93 : x
  2. Step 2: Convert to fraction form
    7,691.11/11,539.34 = 2,426.93/x
  3. Step 3: Cross multiply
    7,691.11x = 11,539.34 × 2,426.93
  4. Step 4: Simplify right side
    7,691.11x = 28,005,170.43
  5. Step 5: Solve for x
    x = 28,005,170.43/7,691.11
  6. Step 6: Final answer
    x = 3,641.24

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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.