Home / 2,789.44-4,177.27-1,474.40

Finding the Fourth Proportional to 2,789.44, 4,177.27 and 1,474.40

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Solution

The fourth proportional to 2,789.44, 4,177.27 and 1,474.40 is: 2,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.44 : 4,177.27 = 1,474.40 : x
  2. Step 2: Convert to fraction form
    2,789.44/4,177.27 = 1,474.40/x
  3. Step 3: Cross multiply
    2,789.44x = 4,177.27 × 1,474.40
  4. Step 4: Simplify right side
    2,789.44x = 6,158,979.17
  5. Step 5: Solve for x
    x = 6,158,979.17/2,789.44
  6. Step 6: Final answer
    x = 2,207.96

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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.