Home / 9,879.24-14,818.86-3,958.83

Finding the Fourth Proportional to 9,879.24, 14,818.86 and 3,958.83

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Solution

The fourth proportional to 9,879.24, 14,818.86 and 3,958.83 is: 5,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879.24 : 14,818.86 = 3,958.83 : x
  2. Step 2: Convert to fraction form
    9,879.24/14,818.86 = 3,958.83/x
  3. Step 3: Cross multiply
    9,879.24x = 14,818.86 × 3,958.83
  4. Step 4: Simplify right side
    9,879.24x = 58,665,347.53
  5. Step 5: Solve for x
    x = 58,665,347.53/9,879.24
  6. Step 6: Final answer
    x = 5,938.25

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Similar ratio
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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.