Home / 7,180.38-10,751.81-6,742.44

Finding the Fourth Proportional to 7,180.38, 10,751.81 and 6,742.44

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Solution

The fourth proportional to 7,180.38, 10,751.81 and 6,742.44 is: 10,096.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.38 : 10,751.81 = 6,742.44 : x
  2. Step 2: Convert to fraction form
    7,180.38/10,751.81 = 6,742.44/x
  3. Step 3: Cross multiply
    7,180.38x = 10,751.81 × 6,742.44
  4. Step 4: Simplify right side
    7,180.38x = 72,493,400.10
  5. Step 5: Solve for x
    x = 72,493,400.10/7,180.38
  6. Step 6: Final answer
    x = 10,096.04

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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.