Home / 9,166.69-13,751.38-3,321.93

Finding the Fourth Proportional to 9,166.69, 13,751.38 and 3,321.93

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Solution

The fourth proportional to 9,166.69, 13,751.38 and 3,321.93 is: 4,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.69 : 13,751.38 = 3,321.93 : x
  2. Step 2: Convert to fraction form
    9,166.69/13,751.38 = 3,321.93/x
  3. Step 3: Cross multiply
    9,166.69x = 13,751.38 × 3,321.93
  4. Step 4: Simplify right side
    9,166.69x = 45,681,121.76
  5. Step 5: Solve for x
    x = 45,681,121.76/9,166.69
  6. Step 6: Final answer
    x = 4,983.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.