Home / 3,242.52-4,864.62-1,857.42

Finding the Fourth Proportional to 3,242.52, 4,864.62 and 1,857.42

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Solution

The fourth proportional to 3,242.52, 4,864.62 and 1,857.42 is: 2,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.52 : 4,864.62 = 1,857.42 : x
  2. Step 2: Convert to fraction form
    3,242.52/4,864.62 = 1,857.42/x
  3. Step 3: Cross multiply
    3,242.52x = 4,864.62 × 1,857.42
  4. Step 4: Simplify right side
    3,242.52x = 9,035,642.48
  5. Step 5: Solve for x
    x = 9,035,642.48/3,242.52
  6. Step 6: Final answer
    x = 2,786.61

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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.