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Finding the Fourth Proportional to 7,343.95, 11,035.02 and 6,864.02

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Solution

The fourth proportional to 7,343.95, 11,035.02 and 6,864.02 is: 10,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.95 : 11,035.02 = 6,864.02 : x
  2. Step 2: Convert to fraction form
    7,343.95/11,035.02 = 6,864.02/x
  3. Step 3: Cross multiply
    7,343.95x = 11,035.02 × 6,864.02
  4. Step 4: Simplify right side
    7,343.95x = 75,744,597.98
  5. Step 5: Solve for x
    x = 75,744,597.98/7,343.95
  6. Step 6: Final answer
    x = 10,313.88

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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.