Home / 3,642.10-5,467.20-2,001.85

Finding the Fourth Proportional to 3,642.10, 5,467.20 and 2,001.85

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Solution

The fourth proportional to 3,642.10, 5,467.20 and 2,001.85 is: 3,005.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.10 : 5,467.20 = 2,001.85 : x
  2. Step 2: Convert to fraction form
    3,642.10/5,467.20 = 2,001.85/x
  3. Step 3: Cross multiply
    3,642.10x = 5,467.20 × 2,001.85
  4. Step 4: Simplify right side
    3,642.10x = 10,944,514.32
  5. Step 5: Solve for x
    x = 10,944,514.32/3,642.10
  6. Step 6: Final answer
    x = 3,005.00

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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.