Home / 5,973.11-8,959.71-2,074.78

Finding the Fourth Proportional to 5,973.11, 8,959.71 and 2,074.78

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Solution

The fourth proportional to 5,973.11, 8,959.71 and 2,074.78 is: 3,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.11 : 8,959.71 = 2,074.78 : x
  2. Step 2: Convert to fraction form
    5,973.11/8,959.71 = 2,074.78/x
  3. Step 3: Cross multiply
    5,973.11x = 8,959.71 × 2,074.78
  4. Step 4: Simplify right side
    5,973.11x = 18,589,446.09
  5. Step 5: Solve for x
    x = 18,589,446.09/5,973.11
  6. Step 6: Final answer
    x = 3,112.19

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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.