Home / 2,252.13-3,376.61-864.30

Finding the Fourth Proportional to 2,252.13, 3,376.61 and 864.30

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Solution

The fourth proportional to 2,252.13, 3,376.61 and 864.30 is: 1,295.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.13 : 3,376.61 = 864.30 : x
  2. Step 2: Convert to fraction form
    2,252.13/3,376.61 = 864.30/x
  3. Step 3: Cross multiply
    2,252.13x = 3,376.61 × 864.30
  4. Step 4: Simplify right side
    2,252.13x = 2,918,399.70
  5. Step 5: Solve for x
    x = 2,918,399.70/2,252.13
  6. Step 6: Final answer
    x = 1,295.84

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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.