Home / 6,839.31-10,278.20-4,066.48

Finding the Fourth Proportional to 6,839.31, 10,278.20 and 4,066.48

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Solution

The fourth proportional to 6,839.31, 10,278.20 and 4,066.48 is: 6,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.31 : 10,278.20 = 4,066.48 : x
  2. Step 2: Convert to fraction form
    6,839.31/10,278.20 = 4,066.48/x
  3. Step 3: Cross multiply
    6,839.31x = 10,278.20 × 4,066.48
  4. Step 4: Simplify right side
    6,839.31x = 41,796,094.74
  5. Step 5: Solve for x
    x = 41,796,094.74/6,839.31
  6. Step 6: Final answer
    x = 6,111.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.