Home / 2,866.17-4,301.38-1,111.44

Finding the Fourth Proportional to 2,866.17, 4,301.38 and 1,111.44

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Solution

The fourth proportional to 2,866.17, 4,301.38 and 1,111.44 is: 1,667.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866.17 : 4,301.38 = 1,111.44 : x
  2. Step 2: Convert to fraction form
    2,866.17/4,301.38 = 1,111.44/x
  3. Step 3: Cross multiply
    2,866.17x = 4,301.38 × 1,111.44
  4. Step 4: Simplify right side
    2,866.17x = 4,780,732.09
  5. Step 5: Solve for x
    x = 4,780,732.09/2,866.17
  6. Step 6: Final answer
    x = 1,667.99

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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.