Home / 2,247.44-3,092.40-2,190.20

Finding the Fourth Proportional to 2,247.44, 3,092.40 and 2,190.20

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Solution

The fourth proportional to 2,247.44, 3,092.40 and 2,190.20 is: 3,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.44 : 3,092.40 = 2,190.20 : x
  2. Step 2: Convert to fraction form
    2,247.44/3,092.40 = 2,190.20/x
  3. Step 3: Cross multiply
    2,247.44x = 3,092.40 × 2,190.20
  4. Step 4: Simplify right side
    2,247.44x = 6,772,974.48
  5. Step 5: Solve for x
    x = 6,772,974.48/2,247.44
  6. Step 6: Final answer
    x = 3,013.64

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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.