Home / 5,538.39-8,313.22-2,767.05

Finding the Fourth Proportional to 5,538.39, 8,313.22 and 2,767.05

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Solution

The fourth proportional to 5,538.39, 8,313.22 and 2,767.05 is: 4,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.39 : 8,313.22 = 2,767.05 : x
  2. Step 2: Convert to fraction form
    5,538.39/8,313.22 = 2,767.05/x
  3. Step 3: Cross multiply
    5,538.39x = 8,313.22 × 2,767.05
  4. Step 4: Simplify right side
    5,538.39x = 23,003,083.28
  5. Step 5: Solve for x
    x = 23,003,083.28/5,538.39
  6. Step 6: Final answer
    x = 4,153.39

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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.