Home / 2,165.24-3,248.98-1,069.44

Finding the Fourth Proportional to 2,165.24, 3,248.98 and 1,069.44

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Solution

The fourth proportional to 2,165.24, 3,248.98 and 1,069.44 is: 1,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.24 : 3,248.98 = 1,069.44 : x
  2. Step 2: Convert to fraction form
    2,165.24/3,248.98 = 1,069.44/x
  3. Step 3: Cross multiply
    2,165.24x = 3,248.98 × 1,069.44
  4. Step 4: Simplify right side
    2,165.24x = 3,474,589.17
  5. Step 5: Solve for x
    x = 3,474,589.17/2,165.24
  6. Step 6: Final answer
    x = 1,604.71

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1.5x scale

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.