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Finding the Fourth Proportional to 5,927.09, 8,891.98 and 2,031.26

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Solution

The fourth proportional to 5,927.09, 8,891.98 and 2,031.26 is: 3,047.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.09 : 8,891.98 = 2,031.26 : x
  2. Step 2: Convert to fraction form
    5,927.09/8,891.98 = 2,031.26/x
  3. Step 3: Cross multiply
    5,927.09x = 8,891.98 × 2,031.26
  4. Step 4: Simplify right side
    5,927.09x = 18,061,873.76
  5. Step 5: Solve for x
    x = 18,061,873.76/5,927.09
  6. Step 6: Final answer
    x = 3,047.35

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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.