Home / 5,391.33-7,439.83-3,001.22

Finding the Fourth Proportional to 5,391.33, 7,439.83 and 3,001.22

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Solution

The fourth proportional to 5,391.33, 7,439.83 and 3,001.22 is: 4,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.33 : 7,439.83 = 3,001.22 : x
  2. Step 2: Convert to fraction form
    5,391.33/7,439.83 = 3,001.22/x
  3. Step 3: Cross multiply
    5,391.33x = 7,439.83 × 3,001.22
  4. Step 4: Simplify right side
    5,391.33x = 22,328,566.59
  5. Step 5: Solve for x
    x = 22,328,566.59/5,391.33
  6. Step 6: Final answer
    x = 4,141.57

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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.