Home / 4,929.45-6,802.77-2,691.38

Finding the Fourth Proportional to 4,929.45, 6,802.77 and 2,691.38

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Solution

The fourth proportional to 4,929.45, 6,802.77 and 2,691.38 is: 3,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.45 : 6,802.77 = 2,691.38 : x
  2. Step 2: Convert to fraction form
    4,929.45/6,802.77 = 2,691.38/x
  3. Step 3: Cross multiply
    4,929.45x = 6,802.77 × 2,691.38
  4. Step 4: Simplify right side
    4,929.45x = 18,308,805.11
  5. Step 5: Solve for x
    x = 18,308,805.11/4,929.45
  6. Step 6: Final answer
    x = 3,714.17

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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.