Home / 3,279.41-4,525.95-2,020.22

Finding the Fourth Proportional to 3,279.41, 4,525.95 and 2,020.22

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Solution

The fourth proportional to 3,279.41, 4,525.95 and 2,020.22 is: 2,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.41 : 4,525.95 = 2,020.22 : x
  2. Step 2: Convert to fraction form
    3,279.41/4,525.95 = 2,020.22/x
  3. Step 3: Cross multiply
    3,279.41x = 4,525.95 × 2,020.22
  4. Step 4: Simplify right side
    3,279.41x = 9,143,392.08
  5. Step 5: Solve for x
    x = 9,143,392.08/3,279.41
  6. Step 6: Final answer
    x = 2,788.13

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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.