Home / 6,126.14-9,169.70-4,879.55

Finding the Fourth Proportional to 6,126.14, 9,169.70 and 4,879.55

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Solution

The fourth proportional to 6,126.14, 9,169.70 and 4,879.55 is: 7,303.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.14 : 9,169.70 = 4,879.55 : x
  2. Step 2: Convert to fraction form
    6,126.14/9,169.70 = 4,879.55/x
  3. Step 3: Cross multiply
    6,126.14x = 9,169.70 × 4,879.55
  4. Step 4: Simplify right side
    6,126.14x = 44,743,939.39
  5. Step 5: Solve for x
    x = 44,743,939.39/6,126.14
  6. Step 6: Final answer
    x = 7,303.78

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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.