Home / 3,575.99-4,934.22-2,159.30

Finding the Fourth Proportional to 3,575.99, 4,934.22 and 2,159.30

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Solution

The fourth proportional to 3,575.99, 4,934.22 and 2,159.30 is: 2,979.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.99 : 4,934.22 = 2,159.30 : x
  2. Step 2: Convert to fraction form
    3,575.99/4,934.22 = 2,159.30/x
  3. Step 3: Cross multiply
    3,575.99x = 4,934.22 × 2,159.30
  4. Step 4: Simplify right side
    3,575.99x = 10,654,436.57
  5. Step 5: Solve for x
    x = 10,654,436.57/3,575.99
  6. Step 6: Final answer
    x = 2,979.44

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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.