Home / 5,170.03-7,742.69-2,826.53

Finding the Fourth Proportional to 5,170.03, 7,742.69 and 2,826.53

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Solution

The fourth proportional to 5,170.03, 7,742.69 and 2,826.53 is: 4,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.03 : 7,742.69 = 2,826.53 : x
  2. Step 2: Convert to fraction form
    5,170.03/7,742.69 = 2,826.53/x
  3. Step 3: Cross multiply
    5,170.03x = 7,742.69 × 2,826.53
  4. Step 4: Simplify right side
    5,170.03x = 21,884,932.35
  5. Step 5: Solve for x
    x = 21,884,932.35/5,170.03
  6. Step 6: Final answer
    x = 4,233.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.