Home / 3,541.80-5,315.01-1,350.56

Finding the Fourth Proportional to 3,541.80, 5,315.01 and 1,350.56

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Solution

The fourth proportional to 3,541.80, 5,315.01 and 1,350.56 is: 2,026.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.80 : 5,315.01 = 1,350.56 : x
  2. Step 2: Convert to fraction form
    3,541.80/5,315.01 = 1,350.56/x
  3. Step 3: Cross multiply
    3,541.80x = 5,315.01 × 1,350.56
  4. Step 4: Simplify right side
    3,541.80x = 7,178,213.33
  5. Step 5: Solve for x
    x = 7,178,213.33/3,541.80
  6. Step 6: Final answer
    x = 2,026.71

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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.