Home / 5,371.40-7,414.26-3,013.64

Finding the Fourth Proportional to 5,371.40, 7,414.26 and 3,013.64

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Solution

The fourth proportional to 5,371.40, 7,414.26 and 3,013.64 is: 4,159.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.40 : 7,414.26 = 3,013.64 : x
  2. Step 2: Convert to fraction form
    5,371.40/7,414.26 = 3,013.64/x
  3. Step 3: Cross multiply
    5,371.40x = 7,414.26 × 3,013.64
  4. Step 4: Simplify right side
    5,371.40x = 22,343,910.51
  5. Step 5: Solve for x
    x = 22,343,910.51/5,371.40
  6. Step 6: Final answer
    x = 4,159.79

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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.