Home / 4,864.76-7,283.36-3,781.79

Finding the Fourth Proportional to 4,864.76, 7,283.36 and 3,781.79

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Solution

The fourth proportional to 4,864.76, 7,283.36 and 3,781.79 is: 5,661.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.76 : 7,283.36 = 3,781.79 : x
  2. Step 2: Convert to fraction form
    4,864.76/7,283.36 = 3,781.79/x
  3. Step 3: Cross multiply
    4,864.76x = 7,283.36 × 3,781.79
  4. Step 4: Simplify right side
    4,864.76x = 27,544,082.69
  5. Step 5: Solve for x
    x = 27,544,082.69/4,864.76
  6. Step 6: Final answer
    x = 5,661.97

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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.