Home / 3,017.29-4,163.82-1,691.02

Finding the Fourth Proportional to 3,017.29, 4,163.82 and 1,691.02

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Solution

The fourth proportional to 3,017.29, 4,163.82 and 1,691.02 is: 2,333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.29 : 4,163.82 = 1,691.02 : x
  2. Step 2: Convert to fraction form
    3,017.29/4,163.82 = 1,691.02/x
  3. Step 3: Cross multiply
    3,017.29x = 4,163.82 × 1,691.02
  4. Step 4: Simplify right side
    3,017.29x = 7,041,102.90
  5. Step 5: Solve for x
    x = 7,041,102.90/3,017.29
  6. Step 6: Final answer
    x = 2,333.59

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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.