Home / 7,169.24-10,751.90-2,172.16

Finding the Fourth Proportional to 7,169.24, 10,751.90 and 2,172.16

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Solution

The fourth proportional to 7,169.24, 10,751.90 and 2,172.16 is: 3,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.24 : 10,751.90 = 2,172.16 : x
  2. Step 2: Convert to fraction form
    7,169.24/10,751.90 = 2,172.16/x
  3. Step 3: Cross multiply
    7,169.24x = 10,751.90 × 2,172.16
  4. Step 4: Simplify right side
    7,169.24x = 23,354,847.10
  5. Step 5: Solve for x
    x = 23,354,847.10/7,169.24
  6. Step 6: Final answer
    x = 3,257.65

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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.