Home / 3,166.91-4,370.34-1,769.66

Finding the Fourth Proportional to 3,166.91, 4,370.34 and 1,769.66

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Solution

The fourth proportional to 3,166.91, 4,370.34 and 1,769.66 is: 2,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.91 : 4,370.34 = 1,769.66 : x
  2. Step 2: Convert to fraction form
    3,166.91/4,370.34 = 1,769.66/x
  3. Step 3: Cross multiply
    3,166.91x = 4,370.34 × 1,769.66
  4. Step 4: Simplify right side
    3,166.91x = 7,734,020.71
  5. Step 5: Solve for x
    x = 7,734,020.71/3,166.91
  6. Step 6: Final answer
    x = 2,442.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.