Home / 10,249.91-15,374.10-2,752.85

Finding the Fourth Proportional to 10,249.91, 15,374.10 and 2,752.85

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Solution

The fourth proportional to 10,249.91, 15,374.10 and 2,752.85 is: 4,129.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.91 : 15,374.10 = 2,752.85 : x
  2. Step 2: Convert to fraction form
    10,249.91/15,374.10 = 2,752.85/x
  3. Step 3: Cross multiply
    10,249.91x = 15,374.10 × 2,752.85
  4. Step 4: Simplify right side
    10,249.91x = 42,322,591.19
  5. Step 5: Solve for x
    x = 42,322,591.19/10,249.91
  6. Step 6: Final answer
    x = 4,129.07

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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.