Home / 5,163.29-7,118.28-3,548.15

Finding the Fourth Proportional to 5,163.29, 7,118.28 and 3,548.15

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Solution

The fourth proportional to 5,163.29, 7,118.28 and 3,548.15 is: 4,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.29 : 7,118.28 = 3,548.15 : x
  2. Step 2: Convert to fraction form
    5,163.29/7,118.28 = 3,548.15/x
  3. Step 3: Cross multiply
    5,163.29x = 7,118.28 × 3,548.15
  4. Step 4: Simplify right side
    5,163.29x = 25,256,689.59
  5. Step 5: Solve for x
    x = 25,256,689.59/5,163.29
  6. Step 6: Final answer
    x = 4,891.59

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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.