Home / 6,614.25-9,124.50-3,961.14

Finding the Fourth Proportional to 6,614.25, 9,124.50 and 3,961.14

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Solution

The fourth proportional to 6,614.25, 9,124.50 and 3,961.14 is: 5,464.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.25 : 9,124.50 = 3,961.14 : x
  2. Step 2: Convert to fraction form
    6,614.25/9,124.50 = 3,961.14/x
  3. Step 3: Cross multiply
    6,614.25x = 9,124.50 × 3,961.14
  4. Step 4: Simplify right side
    6,614.25x = 36,143,421.93
  5. Step 5: Solve for x
    x = 36,143,421.93/6,614.25
  6. Step 6: Final answer
    x = 5,464.48

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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.