Home / 8,186.28-11,297.12-4,460.28

Finding the Fourth Proportional to 8,186.28, 11,297.12 and 4,460.28

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Solution

The fourth proportional to 8,186.28, 11,297.12 and 4,460.28 is: 6,155.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.28 : 11,297.12 = 4,460.28 : x
  2. Step 2: Convert to fraction form
    8,186.28/11,297.12 = 4,460.28/x
  3. Step 3: Cross multiply
    8,186.28x = 11,297.12 × 4,460.28
  4. Step 4: Simplify right side
    8,186.28x = 50,388,318.39
  5. Step 5: Solve for x
    x = 50,388,318.39/8,186.28
  6. Step 6: Final answer
    x = 6,155.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.