Home / 3,305.57-4,561.04-2,126.48

Finding the Fourth Proportional to 3,305.57, 4,561.04 and 2,126.48

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Solution

The fourth proportional to 3,305.57, 4,561.04 and 2,126.48 is: 2,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.57 : 4,561.04 = 2,126.48 : x
  2. Step 2: Convert to fraction form
    3,305.57/4,561.04 = 2,126.48/x
  3. Step 3: Cross multiply
    3,305.57x = 4,561.04 × 2,126.48
  4. Step 4: Simplify right side
    3,305.57x = 9,698,942.85
  5. Step 5: Solve for x
    x = 9,698,942.85/3,305.57
  6. Step 6: Final answer
    x = 2,934.13

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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.