Home / 5,513.27-8,270.91-2,225.48

Finding the Fourth Proportional to 5,513.27, 8,270.91 and 2,225.48

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Solution

The fourth proportional to 5,513.27, 8,270.91 and 2,225.48 is: 3,338.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.27 : 8,270.91 = 2,225.48 : x
  2. Step 2: Convert to fraction form
    5,513.27/8,270.91 = 2,225.48/x
  3. Step 3: Cross multiply
    5,513.27x = 8,270.91 × 2,225.48
  4. Step 4: Simplify right side
    5,513.27x = 18,406,703.43
  5. Step 5: Solve for x
    x = 18,406,703.43/5,513.27
  6. Step 6: Final answer
    x = 3,338.62

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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.