Home / 1,968.17-2,719.06-1,469.95

Finding the Fourth Proportional to 1,968.17, 2,719.06 and 1,469.95

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Solution

The fourth proportional to 1,968.17, 2,719.06 and 1,469.95 is: 2,030.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.17 : 2,719.06 = 1,469.95 : x
  2. Step 2: Convert to fraction form
    1,968.17/2,719.06 = 1,469.95/x
  3. Step 3: Cross multiply
    1,968.17x = 2,719.06 × 1,469.95
  4. Step 4: Simplify right side
    1,968.17x = 3,996,882.25
  5. Step 5: Solve for x
    x = 3,996,882.25/1,968.17
  6. Step 6: Final answer
    x = 2,030.76

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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.