Home / 1,541.72-2,311.50-1,233.49

Finding the Fourth Proportional to 1,541.72, 2,311.50 and 1,233.49

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Solution

The fourth proportional to 1,541.72, 2,311.50 and 1,233.49 is: 1,849.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.72 : 2,311.50 = 1,233.49 : x
  2. Step 2: Convert to fraction form
    1,541.72/2,311.50 = 1,233.49/x
  3. Step 3: Cross multiply
    1,541.72x = 2,311.50 × 1,233.49
  4. Step 4: Simplify right side
    1,541.72x = 2,851,213.36
  5. Step 5: Solve for x
    x = 2,851,213.36/1,541.72
  6. Step 6: Final answer
    x = 1,849.37

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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.