Home / 5,972.91-8,959.36-2,077.31

Finding the Fourth Proportional to 5,972.91, 8,959.36 and 2,077.31

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Solution

The fourth proportional to 5,972.91, 8,959.36 and 2,077.31 is: 3,115.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.91 : 8,959.36 = 2,077.31 : x
  2. Step 2: Convert to fraction form
    5,972.91/8,959.36 = 2,077.31/x
  3. Step 3: Cross multiply
    5,972.91x = 8,959.36 × 2,077.31
  4. Step 4: Simplify right side
    5,972.91x = 18,611,389.22
  5. Step 5: Solve for x
    x = 18,611,389.22/5,972.91
  6. Step 6: Final answer
    x = 3,115.97

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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.