Home / 7,169.15-10,751.92-2,551.07

Finding the Fourth Proportional to 7,169.15, 10,751.92 and 2,551.07

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Solution

The fourth proportional to 7,169.15, 10,751.92 and 2,551.07 is: 3,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.15 : 10,751.92 = 2,551.07 : x
  2. Step 2: Convert to fraction form
    7,169.15/10,751.92 = 2,551.07/x
  3. Step 3: Cross multiply
    7,169.15x = 10,751.92 × 2,551.07
  4. Step 4: Simplify right side
    7,169.15x = 27,428,900.55
  5. Step 5: Solve for x
    x = 27,428,900.55/7,169.15
  6. Step 6: Final answer
    x = 3,825.96

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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.