Home / 3,166.43-4,369.66-1,769.18

Finding the Fourth Proportional to 3,166.43, 4,369.66 and 1,769.18

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Solution

The fourth proportional to 3,166.43, 4,369.66 and 1,769.18 is: 2,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.43 : 4,369.66 = 1,769.18 : x
  2. Step 2: Convert to fraction form
    3,166.43/4,369.66 = 1,769.18/x
  3. Step 3: Cross multiply
    3,166.43x = 4,369.66 × 1,769.18
  4. Step 4: Simplify right side
    3,166.43x = 7,730,711.83
  5. Step 5: Solve for x
    x = 7,730,711.83/3,166.43
  6. Step 6: Final answer
    x = 2,441.46

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1.5x scale

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.