Home / 4,344.05-6,515.82-2,122.02

Finding the Fourth Proportional to 4,344.05, 6,515.82 and 2,122.02

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Solution

The fourth proportional to 4,344.05, 6,515.82 and 2,122.02 is: 3,182.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.05 : 6,515.82 = 2,122.02 : x
  2. Step 2: Convert to fraction form
    4,344.05/6,515.82 = 2,122.02/x
  3. Step 3: Cross multiply
    4,344.05x = 6,515.82 × 2,122.02
  4. Step 4: Simplify right side
    4,344.05x = 13,826,700.36
  5. Step 5: Solve for x
    x = 13,826,700.36/4,344.05
  6. Step 6: Final answer
    x = 3,182.90

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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.