Home / 2,247.16-3,370.98-948.46

Finding the Fourth Proportional to 2,247.16, 3,370.98 and 948.46

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Solution

The fourth proportional to 2,247.16, 3,370.98 and 948.46 is: 1,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.16 : 3,370.98 = 948.46 : x
  2. Step 2: Convert to fraction form
    2,247.16/3,370.98 = 948.46/x
  3. Step 3: Cross multiply
    2,247.16x = 3,370.98 × 948.46
  4. Step 4: Simplify right side
    2,247.16x = 3,197,239.69
  5. Step 5: Solve for x
    x = 3,197,239.69/2,247.16
  6. Step 6: Final answer
    x = 1,422.79

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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.