Home / 10,249.10-15,373.04-2,854.61

Finding the Fourth Proportional to 10,249.10, 15,373.04 and 2,854.61

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Solution

The fourth proportional to 10,249.10, 15,373.04 and 2,854.61 is: 4,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.10 : 15,373.04 = 2,854.61 : x
  2. Step 2: Convert to fraction form
    10,249.10/15,373.04 = 2,854.61/x
  3. Step 3: Cross multiply
    10,249.10x = 15,373.04 × 2,854.61
  4. Step 4: Simplify right side
    10,249.10x = 43,883,942.58
  5. Step 5: Solve for x
    x = 43,883,942.58/10,249.10
  6. Step 6: Final answer
    x = 4,281.74

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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.