Home / 5,517.84-8,277.28-2,230.08

Finding the Fourth Proportional to 5,517.84, 8,277.28 and 2,230.08

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Solution

The fourth proportional to 5,517.84, 8,277.28 and 2,230.08 is: 3,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.84 : 8,277.28 = 2,230.08 : x
  2. Step 2: Convert to fraction form
    5,517.84/8,277.28 = 2,230.08/x
  3. Step 3: Cross multiply
    5,517.84x = 8,277.28 × 2,230.08
  4. Step 4: Simplify right side
    5,517.84x = 18,458,996.58
  5. Step 5: Solve for x
    x = 18,458,996.58/5,517.84
  6. Step 6: Final answer
    x = 3,345.33

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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.