Home / 2,542.05-3,508.41-1,479.84

Finding the Fourth Proportional to 2,542.05, 3,508.41 and 1,479.84

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Solution

The fourth proportional to 2,542.05, 3,508.41 and 1,479.84 is: 2,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.05 : 3,508.41 = 1,479.84 : x
  2. Step 2: Convert to fraction form
    2,542.05/3,508.41 = 1,479.84/x
  3. Step 3: Cross multiply
    2,542.05x = 3,508.41 × 1,479.84
  4. Step 4: Simplify right side
    2,542.05x = 5,191,877.85
  5. Step 5: Solve for x
    x = 5,191,877.85/2,542.05
  6. Step 6: Final answer
    x = 2,042.40

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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.