Home / 7,190.47-10,786.17-2,260.32

Finding the Fourth Proportional to 7,190.47, 10,786.17 and 2,260.32

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Solution

The fourth proportional to 7,190.47, 10,786.17 and 2,260.32 is: 3,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.47 : 10,786.17 = 2,260.32 : x
  2. Step 2: Convert to fraction form
    7,190.47/10,786.17 = 2,260.32/x
  3. Step 3: Cross multiply
    7,190.47x = 10,786.17 × 2,260.32
  4. Step 4: Simplify right side
    7,190.47x = 24,380,195.77
  5. Step 5: Solve for x
    x = 24,380,195.77/7,190.47
  6. Step 6: Final answer
    x = 3,390.63

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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.