Home / 2,775.04-4,164.80-2,481.92

Finding the Fourth Proportional to 2,775.04, 4,164.80 and 2,481.92

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Solution

The fourth proportional to 2,775.04, 4,164.80 and 2,481.92 is: 3,724.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.04 : 4,164.80 = 2,481.92 : x
  2. Step 2: Convert to fraction form
    2,775.04/4,164.80 = 2,481.92/x
  3. Step 3: Cross multiply
    2,775.04x = 4,164.80 × 2,481.92
  4. Step 4: Simplify right side
    2,775.04x = 10,336,700.42
  5. Step 5: Solve for x
    x = 10,336,700.42/2,775.04
  6. Step 6: Final answer
    x = 3,724.88

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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.