Home / 7,180.14-10,760.99-6,995.62

Finding the Fourth Proportional to 7,180.14, 10,760.99 and 6,995.62

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Solution

The fourth proportional to 7,180.14, 10,760.99 and 6,995.62 is: 10,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.14 : 10,760.99 = 6,995.62 : x
  2. Step 2: Convert to fraction form
    7,180.14/10,760.99 = 6,995.62/x
  3. Step 3: Cross multiply
    7,180.14x = 10,760.99 × 6,995.62
  4. Step 4: Simplify right side
    7,180.14x = 75,279,796.86
  5. Step 5: Solve for x
    x = 75,279,796.86/7,180.14
  6. Step 6: Final answer
    x = 10,484.45

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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.