Home / 3,088.27-4,253.26-2,668.49

Finding the Fourth Proportional to 3,088.27, 4,253.26 and 2,668.49

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Solution

The fourth proportional to 3,088.27, 4,253.26 and 2,668.49 is: 3,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.27 : 4,253.26 = 2,668.49 : x
  2. Step 2: Convert to fraction form
    3,088.27/4,253.26 = 2,668.49/x
  3. Step 3: Cross multiply
    3,088.27x = 4,253.26 × 2,668.49
  4. Step 4: Simplify right side
    3,088.27x = 11,349,768.43
  5. Step 5: Solve for x
    x = 11,349,768.43/3,088.27
  6. Step 6: Final answer
    x = 3,675.12

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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.