Home / 2,320.32-3,481.08-1,022.70

Finding the Fourth Proportional to 2,320.32, 3,481.08 and 1,022.70

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Solution

The fourth proportional to 2,320.32, 3,481.08 and 1,022.70 is: 1,534.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.32 : 3,481.08 = 1,022.70 : x
  2. Step 2: Convert to fraction form
    2,320.32/3,481.08 = 1,022.70/x
  3. Step 3: Cross multiply
    2,320.32x = 3,481.08 × 1,022.70
  4. Step 4: Simplify right side
    2,320.32x = 3,560,100.52
  5. Step 5: Solve for x
    x = 3,560,100.52/2,320.32
  6. Step 6: Final answer
    x = 1,534.31

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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.