Home / 9,319.52-13,979.38-2,299.52

Finding the Fourth Proportional to 9,319.52, 13,979.38 and 2,299.52

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Solution

The fourth proportional to 9,319.52, 13,979.38 and 2,299.52 is: 3,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.52 : 13,979.38 = 2,299.52 : x
  2. Step 2: Convert to fraction form
    9,319.52/13,979.38 = 2,299.52/x
  3. Step 3: Cross multiply
    9,319.52x = 13,979.38 × 2,299.52
  4. Step 4: Simplify right side
    9,319.52x = 32,145,863.90
  5. Step 5: Solve for x
    x = 32,145,863.90/9,319.52
  6. Step 6: Final answer
    x = 3,449.30

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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.