Home / 2,251.85-3,108.98-1,544.88

Finding the Fourth Proportional to 2,251.85, 3,108.98 and 1,544.88

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Solution

The fourth proportional to 2,251.85, 3,108.98 and 1,544.88 is: 2,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.85 : 3,108.98 = 1,544.88 : x
  2. Step 2: Convert to fraction form
    2,251.85/3,108.98 = 1,544.88/x
  3. Step 3: Cross multiply
    2,251.85x = 3,108.98 × 1,544.88
  4. Step 4: Simplify right side
    2,251.85x = 4,803,004.88
  5. Step 5: Solve for x
    x = 4,803,004.88/2,251.85
  6. Step 6: Final answer
    x = 2,132.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.