Home / 5,513.39-8,270.36-2,226.07

Finding the Fourth Proportional to 5,513.39, 8,270.36 and 2,226.07

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Solution

The fourth proportional to 5,513.39, 8,270.36 and 2,226.07 is: 3,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.39 : 8,270.36 = 2,226.07 : x
  2. Step 2: Convert to fraction form
    5,513.39/8,270.36 = 2,226.07/x
  3. Step 3: Cross multiply
    5,513.39x = 8,270.36 × 2,226.07
  4. Step 4: Simplify right side
    5,513.39x = 18,410,400.29
  5. Step 5: Solve for x
    x = 18,410,400.29/5,513.39
  6. Step 6: Final answer
    x = 3,339.22

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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.