Home / 2,243.53-3,348.87-2,080.90

Finding the Fourth Proportional to 2,243.53, 3,348.87 and 2,080.90

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Solution

The fourth proportional to 2,243.53, 3,348.87 and 2,080.90 is: 3,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.53 : 3,348.87 = 2,080.90 : x
  2. Step 2: Convert to fraction form
    2,243.53/3,348.87 = 2,080.90/x
  3. Step 3: Cross multiply
    2,243.53x = 3,348.87 × 2,080.90
  4. Step 4: Simplify right side
    2,243.53x = 6,968,641.13
  5. Step 5: Solve for x
    x = 6,968,641.13/2,243.53
  6. Step 6: Final answer
    x = 3,106.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.