Home / 3,424.24-4,726.71-2,480.32

Finding the Fourth Proportional to 3,424.24, 4,726.71 and 2,480.32

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Solution

The fourth proportional to 3,424.24, 4,726.71 and 2,480.32 is: 3,423.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.24 : 4,726.71 = 2,480.32 : x
  2. Step 2: Convert to fraction form
    3,424.24/4,726.71 = 2,480.32/x
  3. Step 3: Cross multiply
    3,424.24x = 4,726.71 × 2,480.32
  4. Step 4: Simplify right side
    3,424.24x = 11,723,753.35
  5. Step 5: Solve for x
    x = 11,723,753.35/3,424.24
  6. Step 6: Final answer
    x = 3,423.75

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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.