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Finding the Fourth Proportional to 2,024.34, 3,034.28 and 791.52

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Solution

The fourth proportional to 2,024.34, 3,034.28 and 791.52 is: 1,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.34 : 3,034.28 = 791.52 : x
  2. Step 2: Convert to fraction form
    2,024.34/3,034.28 = 791.52/x
  3. Step 3: Cross multiply
    2,024.34x = 3,034.28 × 791.52
  4. Step 4: Simplify right side
    2,024.34x = 2,401,674.18
  5. Step 5: Solve for x
    x = 2,401,674.18/2,024.34
  6. Step 6: Final answer
    x = 1,186.40

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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.