Home / 7,306.58-10,083.06-3,949.38

Finding the Fourth Proportional to 7,306.58, 10,083.06 and 3,949.38

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Solution

The fourth proportional to 7,306.58, 10,083.06 and 3,949.38 is: 5,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.58 : 10,083.06 = 3,949.38 : x
  2. Step 2: Convert to fraction form
    7,306.58/10,083.06 = 3,949.38/x
  3. Step 3: Cross multiply
    7,306.58x = 10,083.06 × 3,949.38
  4. Step 4: Simplify right side
    7,306.58x = 39,821,835.50
  5. Step 5: Solve for x
    x = 39,821,835.50/7,306.58
  6. Step 6: Final answer
    x = 5,450.13

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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.