Home / 5,371.27-7,412.37-3,013.42

Finding the Fourth Proportional to 5,371.27, 7,412.37 and 3,013.42

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Solution

The fourth proportional to 5,371.27, 7,412.37 and 3,013.42 is: 4,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.27 : 7,412.37 = 3,013.42 : x
  2. Step 2: Convert to fraction form
    5,371.27/7,412.37 = 3,013.42/x
  3. Step 3: Cross multiply
    5,371.27x = 7,412.37 × 3,013.42
  4. Step 4: Simplify right side
    5,371.27x = 22,336,584.01
  5. Step 5: Solve for x
    x = 22,336,584.01/5,371.27
  6. Step 6: Final answer
    x = 4,158.53

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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.