Home / 7,080.66-10,611.27-3,610.62

Finding the Fourth Proportional to 7,080.66, 10,611.27 and 3,610.62

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Solution

The fourth proportional to 7,080.66, 10,611.27 and 3,610.62 is: 5,410.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.66 : 10,611.27 = 3,610.62 : x
  2. Step 2: Convert to fraction form
    7,080.66/10,611.27 = 3,610.62/x
  3. Step 3: Cross multiply
    7,080.66x = 10,611.27 × 3,610.62
  4. Step 4: Simplify right side
    7,080.66x = 38,313,263.69
  5. Step 5: Solve for x
    x = 38,313,263.69/7,080.66
  6. Step 6: Final answer
    x = 5,410.97

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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.