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Finding the Fourth Proportional to 7,343.17, 11,016.17 and 2,961.07

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Solution

The fourth proportional to 7,343.17, 11,016.17 and 2,961.07 is: 4,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.17 : 11,016.17 = 2,961.07 : x
  2. Step 2: Convert to fraction form
    7,343.17/11,016.17 = 2,961.07/x
  3. Step 3: Cross multiply
    7,343.17x = 11,016.17 × 2,961.07
  4. Step 4: Simplify right side
    7,343.17x = 32,619,608.16
  5. Step 5: Solve for x
    x = 32,619,608.16/7,343.17
  6. Step 6: Final answer
    x = 4,442.17

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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.