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Finding the Fourth Proportional to 2,775.92, 4,164.04 and 1,044.56

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Solution

The fourth proportional to 2,775.92, 4,164.04 and 1,044.56 is: 1,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.92 : 4,164.04 = 1,044.56 : x
  2. Step 2: Convert to fraction form
    2,775.92/4,164.04 = 1,044.56/x
  3. Step 3: Cross multiply
    2,775.92x = 4,164.04 × 1,044.56
  4. Step 4: Simplify right side
    2,775.92x = 4,349,589.62
  5. Step 5: Solve for x
    x = 4,349,589.62/2,775.92
  6. Step 6: Final answer
    x = 1,566.90

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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.