Home / 9,344.19-12,879.94-6,822.31

Finding the Fourth Proportional to 9,344.19, 12,879.94 and 6,822.31

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Solution

The fourth proportional to 9,344.19, 12,879.94 and 6,822.31 is: 9,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344.19 : 12,879.94 = 6,822.31 : x
  2. Step 2: Convert to fraction form
    9,344.19/12,879.94 = 6,822.31/x
  3. Step 3: Cross multiply
    9,344.19x = 12,879.94 × 6,822.31
  4. Step 4: Simplify right side
    9,344.19x = 87,870,879.06
  5. Step 5: Solve for x
    x = 87,870,879.06/9,344.19
  6. Step 6: Final answer
    x = 9,403.80

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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.