Home / 3,581.08-4,941.92-2,089.92

Finding the Fourth Proportional to 3,581.08, 4,941.92 and 2,089.92

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Solution

The fourth proportional to 3,581.08, 4,941.92 and 2,089.92 is: 2,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.08 : 4,941.92 = 2,089.92 : x
  2. Step 2: Convert to fraction form
    3,581.08/4,941.92 = 2,089.92/x
  3. Step 3: Cross multiply
    3,581.08x = 4,941.92 × 2,089.92
  4. Step 4: Simplify right side
    3,581.08x = 10,328,217.45
  5. Step 5: Solve for x
    x = 10,328,217.45/3,581.08
  6. Step 6: Final answer
    x = 2,884.11

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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.