Home / 2,653.38-3,661.34-1,474.70

Finding the Fourth Proportional to 2,653.38, 3,661.34 and 1,474.70

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Solution

The fourth proportional to 2,653.38, 3,661.34 and 1,474.70 is: 2,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.38 : 3,661.34 = 1,474.70 : x
  2. Step 2: Convert to fraction form
    2,653.38/3,661.34 = 1,474.70/x
  3. Step 3: Cross multiply
    2,653.38x = 3,661.34 × 1,474.70
  4. Step 4: Simplify right side
    2,653.38x = 5,399,352.42
  5. Step 5: Solve for x
    x = 5,399,352.42/2,653.38
  6. Step 6: Final answer
    x = 2,034.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.