Home / 2,251.76-3,374.28-1,843.76

Finding the Fourth Proportional to 2,251.76, 3,374.28 and 1,843.76

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Solution

The fourth proportional to 2,251.76, 3,374.28 and 1,843.76 is: 2,762.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.76 : 3,374.28 = 1,843.76 : x
  2. Step 2: Convert to fraction form
    2,251.76/3,374.28 = 1,843.76/x
  3. Step 3: Cross multiply
    2,251.76x = 3,374.28 × 1,843.76
  4. Step 4: Simplify right side
    2,251.76x = 6,221,362.49
  5. Step 5: Solve for x
    x = 6,221,362.49/2,251.76
  6. Step 6: Final answer
    x = 2,762.89

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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.