Home / 9,122.28-13,671.27-4,436.52

Finding the Fourth Proportional to 9,122.28, 13,671.27 and 4,436.52

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Solution

The fourth proportional to 9,122.28, 13,671.27 and 4,436.52 is: 6,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.28 : 13,671.27 = 4,436.52 : x
  2. Step 2: Convert to fraction form
    9,122.28/13,671.27 = 4,436.52/x
  3. Step 3: Cross multiply
    9,122.28x = 13,671.27 × 4,436.52
  4. Step 4: Simplify right side
    9,122.28x = 60,652,862.78
  5. Step 5: Solve for x
    x = 60,652,862.78/9,122.28
  6. Step 6: Final answer
    x = 6,648.87

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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.