Home / 3,910.07-5,861.77-1,717.10

Finding the Fourth Proportional to 3,910.07, 5,861.77 and 1,717.10

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Solution

The fourth proportional to 3,910.07, 5,861.77 and 1,717.10 is: 2,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.07 : 5,861.77 = 1,717.10 : x
  2. Step 2: Convert to fraction form
    3,910.07/5,861.77 = 1,717.10/x
  3. Step 3: Cross multiply
    3,910.07x = 5,861.77 × 1,717.10
  4. Step 4: Simplify right side
    3,910.07x = 10,065,233.65
  5. Step 5: Solve for x
    x = 10,065,233.65/3,910.07
  6. Step 6: Final answer
    x = 2,574.18

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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.