Home / 2,961.76-4,442.96-1,814.88

Finding the Fourth Proportional to 2,961.76, 4,442.96 and 1,814.88

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Solution

The fourth proportional to 2,961.76, 4,442.96 and 1,814.88 is: 2,722.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.76 : 4,442.96 = 1,814.88 : x
  2. Step 2: Convert to fraction form
    2,961.76/4,442.96 = 1,814.88/x
  3. Step 3: Cross multiply
    2,961.76x = 4,442.96 × 1,814.88
  4. Step 4: Simplify right side
    2,961.76x = 8,063,439.24
  5. Step 5: Solve for x
    x = 8,063,439.24/2,961.76
  6. Step 6: Final answer
    x = 2,722.52

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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.