Home / 3,359.85-5,041.85-2,125.56

Finding the Fourth Proportional to 3,359.85, 5,041.85 and 2,125.56

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Solution

The fourth proportional to 3,359.85, 5,041.85 and 2,125.56 is: 3,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.85 : 5,041.85 = 2,125.56 : x
  2. Step 2: Convert to fraction form
    3,359.85/5,041.85 = 2,125.56/x
  3. Step 3: Cross multiply
    3,359.85x = 5,041.85 × 2,125.56
  4. Step 4: Simplify right side
    3,359.85x = 10,716,744.06
  5. Step 5: Solve for x
    x = 10,716,744.06/3,359.85
  6. Step 6: Final answer
    x = 3,189.65

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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.