Home / 5,166.44-7,131-3,306.68

Finding the Fourth Proportional to 5,166.44, 7,131 and 3,306.68

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Solution

The fourth proportional to 5,166.44, 7,131 and 3,306.68 is: 4,564.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.44 : 7,131 = 3,306.68 : x
  2. Step 2: Convert to fraction form
    5,166.44/7,131 = 3,306.68/x
  3. Step 3: Cross multiply
    5,166.44x = 7,131 × 3,306.68
  4. Step 4: Simplify right side
    5,166.44x = 23,579,935.08
  5. Step 5: Solve for x
    x = 23,579,935.08/5,166.44
  6. Step 6: Final answer
    x = 4,564.06

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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.