Home / 3,910.05-5,864.79-1,569.96

Finding the Fourth Proportional to 3,910.05, 5,864.79 and 1,569.96

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Solution

The fourth proportional to 3,910.05, 5,864.79 and 1,569.96 is: 2,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.05 : 5,864.79 = 1,569.96 : x
  2. Step 2: Convert to fraction form
    3,910.05/5,864.79 = 1,569.96/x
  3. Step 3: Cross multiply
    3,910.05x = 5,864.79 × 1,569.96
  4. Step 4: Simplify right side
    3,910.05x = 9,207,485.71
  5. Step 5: Solve for x
    x = 9,207,485.71/3,910.05
  6. Step 6: Final answer
    x = 2,354.83

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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.