Home / 3,544.00-4,882.25-2,479.78

Finding the Fourth Proportional to 3,544.00, 4,882.25 and 2,479.78

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Solution

The fourth proportional to 3,544.00, 4,882.25 and 2,479.78 is: 3,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.00 : 4,882.25 = 2,479.78 : x
  2. Step 2: Convert to fraction form
    3,544.00/4,882.25 = 2,479.78/x
  3. Step 3: Cross multiply
    3,544.00x = 4,882.25 × 2,479.78
  4. Step 4: Simplify right side
    3,544.00x = 12,106,918.21
  5. Step 5: Solve for x
    x = 12,106,918.21/3,544.00
  6. Step 6: Final answer
    x = 3,416.18

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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.