Home / 3,479.97-5,219.49-1,141.02

Finding the Fourth Proportional to 3,479.97, 5,219.49 and 1,141.02

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Solution

The fourth proportional to 3,479.97, 5,219.49 and 1,141.02 is: 1,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.97 : 5,219.49 = 1,141.02 : x
  2. Step 2: Convert to fraction form
    3,479.97/5,219.49 = 1,141.02/x
  3. Step 3: Cross multiply
    3,479.97x = 5,219.49 × 1,141.02
  4. Step 4: Simplify right side
    3,479.97x = 5,955,542.48
  5. Step 5: Solve for x
    x = 5,955,542.48/3,479.97
  6. Step 6: Final answer
    x = 1,711.38

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1.5x scale

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.