Home / 2,296.08-3,439.26-1,319.76

Finding the Fourth Proportional to 2,296.08, 3,439.26 and 1,319.76

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Solution

The fourth proportional to 2,296.08, 3,439.26 and 1,319.76 is: 1,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.08 : 3,439.26 = 1,319.76 : x
  2. Step 2: Convert to fraction form
    2,296.08/3,439.26 = 1,319.76/x
  3. Step 3: Cross multiply
    2,296.08x = 3,439.26 × 1,319.76
  4. Step 4: Simplify right side
    2,296.08x = 4,538,997.78
  5. Step 5: Solve for x
    x = 4,538,997.78/2,296.08
  6. Step 6: Final answer
    x = 1,976.85

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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.