Home / 4,929.70-6,799.14-3,161.44

Finding the Fourth Proportional to 4,929.70, 6,799.14 and 3,161.44

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Solution

The fourth proportional to 4,929.70, 6,799.14 and 3,161.44 is: 4,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.70 : 6,799.14 = 3,161.44 : x
  2. Step 2: Convert to fraction form
    4,929.70/6,799.14 = 3,161.44/x
  3. Step 3: Cross multiply
    4,929.70x = 6,799.14 × 3,161.44
  4. Step 4: Simplify right side
    4,929.70x = 21,495,073.16
  5. Step 5: Solve for x
    x = 21,495,073.16/4,929.70
  6. Step 6: Final answer
    x = 4,360.32

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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.