Home / 6,664.78-9,197.35-3,680.58

Finding the Fourth Proportional to 6,664.78, 9,197.35 and 3,680.58

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Solution

The fourth proportional to 6,664.78, 9,197.35 and 3,680.58 is: 5,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.78 : 9,197.35 = 3,680.58 : x
  2. Step 2: Convert to fraction form
    6,664.78/9,197.35 = 3,680.58/x
  3. Step 3: Cross multiply
    6,664.78x = 9,197.35 × 3,680.58
  4. Step 4: Simplify right side
    6,664.78x = 33,851,582.46
  5. Step 5: Solve for x
    x = 33,851,582.46/6,664.78
  6. Step 6: Final answer
    x = 5,079.17

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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.