Home / 2,203.25-3,040.47-1,363.78

Finding the Fourth Proportional to 2,203.25, 3,040.47 and 1,363.78

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Solution

The fourth proportional to 2,203.25, 3,040.47 and 1,363.78 is: 1,882.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.25 : 3,040.47 = 1,363.78 : x
  2. Step 2: Convert to fraction form
    2,203.25/3,040.47 = 1,363.78/x
  3. Step 3: Cross multiply
    2,203.25x = 3,040.47 × 1,363.78
  4. Step 4: Simplify right side
    2,203.25x = 4,146,535.98
  5. Step 5: Solve for x
    x = 4,146,535.98/2,203.25
  6. Step 6: Final answer
    x = 1,882.01

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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.