Home / 2,211.12-3,044.30-2,062.08

Finding the Fourth Proportional to 2,211.12, 3,044.30 and 2,062.08

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Solution

The fourth proportional to 2,211.12, 3,044.30 and 2,062.08 is: 2,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.12 : 3,044.30 = 2,062.08 : x
  2. Step 2: Convert to fraction form
    2,211.12/3,044.30 = 2,062.08/x
  3. Step 3: Cross multiply
    2,211.12x = 3,044.30 × 2,062.08
  4. Step 4: Simplify right side
    2,211.12x = 6,277,579.83
  5. Step 5: Solve for x
    x = 6,277,579.83/2,211.12
  6. Step 6: Final answer
    x = 2,839.10

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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.