Home / 8,031.49-12,044.10-2,765.50

Finding the Fourth Proportional to 8,031.49, 12,044.10 and 2,765.50

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Solution

The fourth proportional to 8,031.49, 12,044.10 and 2,765.50 is: 4,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.49 : 12,044.10 = 2,765.50 : x
  2. Step 2: Convert to fraction form
    8,031.49/12,044.10 = 2,765.50/x
  3. Step 3: Cross multiply
    8,031.49x = 12,044.10 × 2,765.50
  4. Step 4: Simplify right side
    8,031.49x = 33,307,958.55
  5. Step 5: Solve for x
    x = 33,307,958.55/8,031.49
  6. Step 6: Final answer
    x = 4,147.17

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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.