Home / 5,126.22-7,689.33-3,668.22

Finding the Fourth Proportional to 5,126.22, 7,689.33 and 3,668.22

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Solution

The fourth proportional to 5,126.22, 7,689.33 and 3,668.22 is: 5,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.22 : 7,689.33 = 3,668.22 : x
  2. Step 2: Convert to fraction form
    5,126.22/7,689.33 = 3,668.22/x
  3. Step 3: Cross multiply
    5,126.22x = 7,689.33 × 3,668.22
  4. Step 4: Simplify right side
    5,126.22x = 28,206,154.09
  5. Step 5: Solve for x
    x = 28,206,154.09/5,126.22
  6. Step 6: Final answer
    x = 5,502.33

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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.