Home / 4,422.33-6,640.55-2,574.79

Finding the Fourth Proportional to 4,422.33, 6,640.55 and 2,574.79

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Solution

The fourth proportional to 4,422.33, 6,640.55 and 2,574.79 is: 3,866.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.33 : 6,640.55 = 2,574.79 : x
  2. Step 2: Convert to fraction form
    4,422.33/6,640.55 = 2,574.79/x
  3. Step 3: Cross multiply
    4,422.33x = 6,640.55 × 2,574.79
  4. Step 4: Simplify right side
    4,422.33x = 17,098,001.91
  5. Step 5: Solve for x
    x = 17,098,001.91/4,422.33
  6. Step 6: Final answer
    x = 3,866.29

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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.