Home / 5,031.61-6,946.67-3,910.44

Finding the Fourth Proportional to 5,031.61, 6,946.67 and 3,910.44

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Solution

The fourth proportional to 5,031.61, 6,946.67 and 3,910.44 is: 5,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.61 : 6,946.67 = 3,910.44 : x
  2. Step 2: Convert to fraction form
    5,031.61/6,946.67 = 3,910.44/x
  3. Step 3: Cross multiply
    5,031.61x = 6,946.67 × 3,910.44
  4. Step 4: Simplify right side
    5,031.61x = 27,164,481.95
  5. Step 5: Solve for x
    x = 27,164,481.95/5,031.61
  6. Step 6: Final answer
    x = 5,398.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.