Home / 7,176.56-10,763.16-2,792.24

Finding the Fourth Proportional to 7,176.56, 10,763.16 and 2,792.24

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Solution

The fourth proportional to 7,176.56, 10,763.16 and 2,792.24 is: 4,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.56 : 10,763.16 = 2,792.24 : x
  2. Step 2: Convert to fraction form
    7,176.56/10,763.16 = 2,792.24/x
  3. Step 3: Cross multiply
    7,176.56x = 10,763.16 × 2,792.24
  4. Step 4: Simplify right side
    7,176.56x = 30,053,325.88
  5. Step 5: Solve for x
    x = 30,053,325.88/7,176.56
  6. Step 6: Final answer
    x = 4,187.71

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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.