Home / 6,277.74-9,405.13-2,939.86

Finding the Fourth Proportional to 6,277.74, 9,405.13 and 2,939.86

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Solution

The fourth proportional to 6,277.74, 9,405.13 and 2,939.86 is: 4,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.74 : 9,405.13 = 2,939.86 : x
  2. Step 2: Convert to fraction form
    6,277.74/9,405.13 = 2,939.86/x
  3. Step 3: Cross multiply
    6,277.74x = 9,405.13 × 2,939.86
  4. Step 4: Simplify right side
    6,277.74x = 27,649,758.13
  5. Step 5: Solve for x
    x = 27,649,758.13/6,277.74
  6. Step 6: Final answer
    x = 4,404.42

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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.