Home / 3,541.40-5,312.37-1,076.43

Finding the Fourth Proportional to 3,541.40, 5,312.37 and 1,076.43

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Solution

The fourth proportional to 3,541.40, 5,312.37 and 1,076.43 is: 1,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.40 : 5,312.37 = 1,076.43 : x
  2. Step 2: Convert to fraction form
    3,541.40/5,312.37 = 1,076.43/x
  3. Step 3: Cross multiply
    3,541.40x = 5,312.37 × 1,076.43
  4. Step 4: Simplify right side
    3,541.40x = 5,718,394.44
  5. Step 5: Solve for x
    x = 5,718,394.44/3,541.40
  6. Step 6: Final answer
    x = 1,614.73

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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.