Home / 2,249.91-3,376.80-1,154.88

Finding the Fourth Proportional to 2,249.91, 3,376.80 and 1,154.88

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Solution

The fourth proportional to 2,249.91, 3,376.80 and 1,154.88 is: 1,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.91 : 3,376.80 = 1,154.88 : x
  2. Step 2: Convert to fraction form
    2,249.91/3,376.80 = 1,154.88/x
  3. Step 3: Cross multiply
    2,249.91x = 3,376.80 × 1,154.88
  4. Step 4: Simplify right side
    2,249.91x = 3,899,798.78
  5. Step 5: Solve for x
    x = 3,899,798.78/2,249.91
  6. Step 6: Final answer
    x = 1,733.31

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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.