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Finding the Fourth Proportional to 6,903, 9,526.20 and 3,759.24

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Solution

The fourth proportional to 6,903, 9,526.20 and 3,759.24 is: 5,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903 : 9,526.20 = 3,759.24 : x
  2. Step 2: Convert to fraction form
    6,903/9,526.20 = 3,759.24/x
  3. Step 3: Cross multiply
    6,903x = 9,526.20 × 3,759.24
  4. Step 4: Simplify right side
    6,903x = 35,811,272.09
  5. Step 5: Solve for x
    x = 35,811,272.09/6,903
  6. Step 6: Final answer
    x = 5,187.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.