Home / 4,480.24-6,716.49-1,979.52

Finding the Fourth Proportional to 4,480.24, 6,716.49 and 1,979.52

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Solution

The fourth proportional to 4,480.24, 6,716.49 and 1,979.52 is: 2,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.24 : 6,716.49 = 1,979.52 : x
  2. Step 2: Convert to fraction form
    4,480.24/6,716.49 = 1,979.52/x
  3. Step 3: Cross multiply
    4,480.24x = 6,716.49 × 1,979.52
  4. Step 4: Simplify right side
    4,480.24x = 13,295,426.28
  5. Step 5: Solve for x
    x = 13,295,426.28/4,480.24
  6. Step 6: Final answer
    x = 2,967.57

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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.