Home / 7,474.38-11,208.33-2,542.70

Finding the Fourth Proportional to 7,474.38, 11,208.33 and 2,542.70

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Solution

The fourth proportional to 7,474.38, 11,208.33 and 2,542.70 is: 3,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.38 : 11,208.33 = 2,542.70 : x
  2. Step 2: Convert to fraction form
    7,474.38/11,208.33 = 2,542.70/x
  3. Step 3: Cross multiply
    7,474.38x = 11,208.33 × 2,542.70
  4. Step 4: Simplify right side
    7,474.38x = 28,499,364.65
  5. Step 5: Solve for x
    x = 28,499,364.65/7,474.38
  6. Step 6: Final answer
    x = 3,812.94

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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.