Home / 3,423.24-4,725.33-2,479.32

Finding the Fourth Proportional to 3,423.24, 4,725.33 and 2,479.32

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Solution

The fourth proportional to 3,423.24, 4,725.33 and 2,479.32 is: 3,422.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.24 : 4,725.33 = 2,479.32 : x
  2. Step 2: Convert to fraction form
    3,423.24/4,725.33 = 2,479.32/x
  3. Step 3: Cross multiply
    3,423.24x = 4,725.33 × 2,479.32
  4. Step 4: Simplify right side
    3,423.24x = 11,715,605.18
  5. Step 5: Solve for x
    x = 11,715,605.18/3,423.24
  6. Step 6: Final answer
    x = 3,422.37

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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.