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Finding the Fourth Proportional to 6,741.17, 10,111.75 and 6,731.43

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Solution

The fourth proportional to 6,741.17, 10,111.75 and 6,731.43 is: 10,097.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.17 : 10,111.75 = 6,731.43 : x
  2. Step 2: Convert to fraction form
    6,741.17/10,111.75 = 6,731.43/x
  3. Step 3: Cross multiply
    6,741.17x = 10,111.75 × 6,731.43
  4. Step 4: Simplify right side
    6,741.17x = 68,066,520.47
  5. Step 5: Solve for x
    x = 68,066,520.47/6,741.17
  6. Step 6: Final answer
    x = 10,097.15

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1.5x scale

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.