Home / 2,240.10-3,089.88-2,201.22

Finding the Fourth Proportional to 2,240.10, 3,089.88 and 2,201.22

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Solution

The fourth proportional to 2,240.10, 3,089.88 and 2,201.22 is: 3,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.10 : 3,089.88 = 2,201.22 : x
  2. Step 2: Convert to fraction form
    2,240.10/3,089.88 = 2,201.22/x
  3. Step 3: Cross multiply
    2,240.10x = 3,089.88 × 2,201.22
  4. Step 4: Simplify right side
    2,240.10x = 6,801,505.65
  5. Step 5: Solve for x
    x = 6,801,505.65/2,240.10
  6. Step 6: Final answer
    x = 3,036.25

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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.