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Finding the Fourth Proportional to 6,770.68, 10,111.03 and 6,697.37

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Solution

The fourth proportional to 6,770.68, 10,111.03 and 6,697.37 is: 10,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.68 : 10,111.03 = 6,697.37 : x
  2. Step 2: Convert to fraction form
    6,770.68/10,111.03 = 6,697.37/x
  3. Step 3: Cross multiply
    6,770.68x = 10,111.03 × 6,697.37
  4. Step 4: Simplify right side
    6,770.68x = 67,717,308.99
  5. Step 5: Solve for x
    x = 67,717,308.99/6,770.68
  6. Step 6: Final answer
    x = 10,001.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.