Home / 2,003.80-3,007.92-1,595.56

Finding the Fourth Proportional to 2,003.80, 3,007.92 and 1,595.56

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Solution

The fourth proportional to 2,003.80, 3,007.92 and 1,595.56 is: 2,395.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.80 : 3,007.92 = 1,595.56 : x
  2. Step 2: Convert to fraction form
    2,003.80/3,007.92 = 1,595.56/x
  3. Step 3: Cross multiply
    2,003.80x = 3,007.92 × 1,595.56
  4. Step 4: Simplify right side
    2,003.80x = 4,799,316.84
  5. Step 5: Solve for x
    x = 4,799,316.84/2,003.80
  6. Step 6: Final answer
    x = 2,395.11

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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.