Home / 7,179.19-10,765.69-2,795.62

Finding the Fourth Proportional to 7,179.19, 10,765.69 and 2,795.62

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Solution

The fourth proportional to 7,179.19, 10,765.69 and 2,795.62 is: 4,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.19 : 10,765.69 = 2,795.62 : x
  2. Step 2: Convert to fraction form
    7,179.19/10,765.69 = 2,795.62/x
  3. Step 3: Cross multiply
    7,179.19x = 10,765.69 × 2,795.62
  4. Step 4: Simplify right side
    7,179.19x = 30,096,778.28
  5. Step 5: Solve for x
    x = 30,096,778.28/7,179.19
  6. Step 6: Final answer
    x = 4,192.22

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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.