Home / 5,726.44-7,902.66-3,489.04

Finding the Fourth Proportional to 5,726.44, 7,902.66 and 3,489.04

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Solution

The fourth proportional to 5,726.44, 7,902.66 and 3,489.04 is: 4,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.44 : 7,902.66 = 3,489.04 : x
  2. Step 2: Convert to fraction form
    5,726.44/7,902.66 = 3,489.04/x
  3. Step 3: Cross multiply
    5,726.44x = 7,902.66 × 3,489.04
  4. Step 4: Simplify right side
    5,726.44x = 27,572,696.85
  5. Step 5: Solve for x
    x = 27,572,696.85/5,726.44
  6. Step 6: Final answer
    x = 4,814.98

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1.5x scale

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.