Home / 8,154.27-11,249.28-5,012.28

Finding the Fourth Proportional to 8,154.27, 11,249.28 and 5,012.28

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Solution

The fourth proportional to 8,154.27, 11,249.28 and 5,012.28 is: 6,914.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.27 : 11,249.28 = 5,012.28 : x
  2. Step 2: Convert to fraction form
    8,154.27/11,249.28 = 5,012.28/x
  3. Step 3: Cross multiply
    8,154.27x = 11,249.28 × 5,012.28
  4. Step 4: Simplify right side
    8,154.27x = 56,384,541.16
  5. Step 5: Solve for x
    x = 56,384,541.16/8,154.27
  6. Step 6: Final answer
    x = 6,914.73

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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.