Home / 10,249.80-15,374.70-2,854.27

Finding the Fourth Proportional to 10,249.80, 15,374.70 and 2,854.27

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Solution

The fourth proportional to 10,249.80, 15,374.70 and 2,854.27 is: 4,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.80 : 15,374.70 = 2,854.27 : x
  2. Step 2: Convert to fraction form
    10,249.80/15,374.70 = 2,854.27/x
  3. Step 3: Cross multiply
    10,249.80x = 15,374.70 × 2,854.27
  4. Step 4: Simplify right side
    10,249.80x = 43,883,544.97
  5. Step 5: Solve for x
    x = 43,883,544.97/10,249.80
  6. Step 6: Final answer
    x = 4,281.41

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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.