Home / 4,329.20-5,974.29-2,339.75

Finding the Fourth Proportional to 4,329.20, 5,974.29 and 2,339.75

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Solution

The fourth proportional to 4,329.20, 5,974.29 and 2,339.75 is: 3,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.20 : 5,974.29 = 2,339.75 : x
  2. Step 2: Convert to fraction form
    4,329.20/5,974.29 = 2,339.75/x
  3. Step 3: Cross multiply
    4,329.20x = 5,974.29 × 2,339.75
  4. Step 4: Simplify right side
    4,329.20x = 13,978,315.16
  5. Step 5: Solve for x
    x = 13,978,315.16/4,329.20
  6. Step 6: Final answer
    x = 3,228.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.