Home / 6,115.91-9,174.16-2,606.38

Finding the Fourth Proportional to 6,115.91, 9,174.16 and 2,606.38

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Solution

The fourth proportional to 6,115.91, 9,174.16 and 2,606.38 is: 3,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.91 : 9,174.16 = 2,606.38 : x
  2. Step 2: Convert to fraction form
    6,115.91/9,174.16 = 2,606.38/x
  3. Step 3: Cross multiply
    6,115.91x = 9,174.16 × 2,606.38
  4. Step 4: Simplify right side
    6,115.91x = 23,911,327.46
  5. Step 5: Solve for x
    x = 23,911,327.46/6,115.91
  6. Step 6: Final answer
    x = 3,909.70

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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.