Home / 4,929.44-6,802.79-2,691.45

Finding the Fourth Proportional to 4,929.44, 6,802.79 and 2,691.45

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Solution

The fourth proportional to 4,929.44, 6,802.79 and 2,691.45 is: 3,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.44 : 6,802.79 = 2,691.45 : x
  2. Step 2: Convert to fraction form
    4,929.44/6,802.79 = 2,691.45/x
  3. Step 3: Cross multiply
    4,929.44x = 6,802.79 × 2,691.45
  4. Step 4: Simplify right side
    4,929.44x = 18,309,369.15
  5. Step 5: Solve for x
    x = 18,309,369.15/4,929.44
  6. Step 6: Final answer
    x = 3,714.29

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1.5x scale

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.