Home / 2,204.75-3,041.50-1,320.38

Finding the Fourth Proportional to 2,204.75, 3,041.50 and 1,320.38

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Solution

The fourth proportional to 2,204.75, 3,041.50 and 1,320.38 is: 1,821.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.75 : 3,041.50 = 1,320.38 : x
  2. Step 2: Convert to fraction form
    2,204.75/3,041.50 = 1,320.38/x
  3. Step 3: Cross multiply
    2,204.75x = 3,041.50 × 1,320.38
  4. Step 4: Simplify right side
    2,204.75x = 4,015,935.77
  5. Step 5: Solve for x
    x = 4,015,935.77/2,204.75
  6. Step 6: Final answer
    x = 1,821.49

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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.