Home / 2,614.17-3,921.80-882.75

Finding the Fourth Proportional to 2,614.17, 3,921.80 and 882.75

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Solution

The fourth proportional to 2,614.17, 3,921.80 and 882.75 is: 1,324.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614.17 : 3,921.80 = 882.75 : x
  2. Step 2: Convert to fraction form
    2,614.17/3,921.80 = 882.75/x
  3. Step 3: Cross multiply
    2,614.17x = 3,921.80 × 882.75
  4. Step 4: Simplify right side
    2,614.17x = 3,461,968.95
  5. Step 5: Solve for x
    x = 3,461,968.95/2,614.17
  6. Step 6: Final answer
    x = 1,324.31

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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.