Home / 6,697.14-9,239.96-3,864.12

Finding the Fourth Proportional to 6,697.14, 9,239.96 and 3,864.12

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Solution

The fourth proportional to 6,697.14, 9,239.96 and 3,864.12 is: 5,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697.14 : 9,239.96 = 3,864.12 : x
  2. Step 2: Convert to fraction form
    6,697.14/9,239.96 = 3,864.12/x
  3. Step 3: Cross multiply
    6,697.14x = 9,239.96 × 3,864.12
  4. Step 4: Simplify right side
    6,697.14x = 35,704,314.24
  5. Step 5: Solve for x
    x = 35,704,314.24/6,697.14
  6. Step 6: Final answer
    x = 5,331.28

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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.