Home / 5,696.16-8,542.59-2,185.92

Finding the Fourth Proportional to 5,696.16, 8,542.59 and 2,185.92

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Solution

The fourth proportional to 5,696.16, 8,542.59 and 2,185.92 is: 3,278.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.16 : 8,542.59 = 2,185.92 : x
  2. Step 2: Convert to fraction form
    5,696.16/8,542.59 = 2,185.92/x
  3. Step 3: Cross multiply
    5,696.16x = 8,542.59 × 2,185.92
  4. Step 4: Simplify right side
    5,696.16x = 18,673,418.33
  5. Step 5: Solve for x
    x = 18,673,418.33/5,696.16
  6. Step 6: Final answer
    x = 3,278.25

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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.