Home / 2,247.18-3,370.41-708.06

Finding the Fourth Proportional to 2,247.18, 3,370.41 and 708.06

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Solution

The fourth proportional to 2,247.18, 3,370.41 and 708.06 is: 1,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.18 : 3,370.41 = 708.06 : x
  2. Step 2: Convert to fraction form
    2,247.18/3,370.41 = 708.06/x
  3. Step 3: Cross multiply
    2,247.18x = 3,370.41 × 708.06
  4. Step 4: Simplify right side
    2,247.18x = 2,386,452.50
  5. Step 5: Solve for x
    x = 2,386,452.50/2,247.18
  6. Step 6: Final answer
    x = 1,061.98

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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.