Home / 2,022.32-3,034.24-706.20

Finding the Fourth Proportional to 2,022.32, 3,034.24 and 706.20

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Solution

The fourth proportional to 2,022.32, 3,034.24 and 706.20 is: 1,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.32 : 3,034.24 = 706.20 : x
  2. Step 2: Convert to fraction form
    2,022.32/3,034.24 = 706.20/x
  3. Step 3: Cross multiply
    2,022.32x = 3,034.24 × 706.20
  4. Step 4: Simplify right side
    2,022.32x = 2,142,780.29
  5. Step 5: Solve for x
    x = 2,142,780.29/2,022.32
  6. Step 6: Final answer
    x = 1,059.57

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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.