Home / 3,279.61-4,525.55-1,882.09

Finding the Fourth Proportional to 3,279.61, 4,525.55 and 1,882.09

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Solution

The fourth proportional to 3,279.61, 4,525.55 and 1,882.09 is: 2,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.61 : 4,525.55 = 1,882.09 : x
  2. Step 2: Convert to fraction form
    3,279.61/4,525.55 = 1,882.09/x
  3. Step 3: Cross multiply
    3,279.61x = 4,525.55 × 1,882.09
  4. Step 4: Simplify right side
    3,279.61x = 8,517,482.99
  5. Step 5: Solve for x
    x = 8,517,482.99/3,279.61
  6. Step 6: Final answer
    x = 2,597.10

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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.