Home / 5,516.39-8,274.38-1,356.41

Finding the Fourth Proportional to 5,516.39, 8,274.38 and 1,356.41

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Solution

The fourth proportional to 5,516.39, 8,274.38 and 1,356.41 is: 2,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.39 : 8,274.38 = 1,356.41 : x
  2. Step 2: Convert to fraction form
    5,516.39/8,274.38 = 1,356.41/x
  3. Step 3: Cross multiply
    5,516.39x = 8,274.38 × 1,356.41
  4. Step 4: Simplify right side
    5,516.39x = 11,223,403.62
  5. Step 5: Solve for x
    x = 11,223,403.62/5,516.39
  6. Step 6: Final answer
    x = 2,034.56

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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.