Home / 2,400.36-3,601.08-1,102.20

Finding the Fourth Proportional to 2,400.36, 3,601.08 and 1,102.20

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Solution

The fourth proportional to 2,400.36, 3,601.08 and 1,102.20 is: 1,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.36 : 3,601.08 = 1,102.20 : x
  2. Step 2: Convert to fraction form
    2,400.36/3,601.08 = 1,102.20/x
  3. Step 3: Cross multiply
    2,400.36x = 3,601.08 × 1,102.20
  4. Step 4: Simplify right side
    2,400.36x = 3,969,110.38
  5. Step 5: Solve for x
    x = 3,969,110.38/2,400.36
  6. Step 6: Final answer
    x = 1,653.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.