Home / 2,968.16-4,442.56-2,187.84

Finding the Fourth Proportional to 2,968.16, 4,442.56 and 2,187.84

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Solution

The fourth proportional to 2,968.16, 4,442.56 and 2,187.84 is: 3,274.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.16 : 4,442.56 = 2,187.84 : x
  2. Step 2: Convert to fraction form
    2,968.16/4,442.56 = 2,187.84/x
  3. Step 3: Cross multiply
    2,968.16x = 4,442.56 × 2,187.84
  4. Step 4: Simplify right side
    2,968.16x = 9,719,610.47
  5. Step 5: Solve for x
    x = 9,719,610.47/2,968.16
  6. Step 6: Final answer
    x = 3,274.62

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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.