Home / 2,296.08-3,439.80-1,139.04

Finding the Fourth Proportional to 2,296.08, 3,439.80 and 1,139.04

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Solution

The fourth proportional to 2,296.08, 3,439.80 and 1,139.04 is: 1,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.08 : 3,439.80 = 1,139.04 : x
  2. Step 2: Convert to fraction form
    2,296.08/3,439.80 = 1,139.04/x
  3. Step 3: Cross multiply
    2,296.08x = 3,439.80 × 1,139.04
  4. Step 4: Simplify right side
    2,296.08x = 3,918,069.79
  5. Step 5: Solve for x
    x = 3,918,069.79/2,296.08
  6. Step 6: Final answer
    x = 1,706.42

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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.