Home / 3,166.45-4,369.91-2,330.97

Finding the Fourth Proportional to 3,166.45, 4,369.91 and 2,330.97

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Solution

The fourth proportional to 3,166.45, 4,369.91 and 2,330.97 is: 3,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.45 : 4,369.91 = 2,330.97 : x
  2. Step 2: Convert to fraction form
    3,166.45/4,369.91 = 2,330.97/x
  3. Step 3: Cross multiply
    3,166.45x = 4,369.91 × 2,330.97
  4. Step 4: Simplify right side
    3,166.45x = 10,186,129.11
  5. Step 5: Solve for x
    x = 10,186,129.11/3,166.45
  6. Step 6: Final answer
    x = 3,216.89

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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.