Home / 11,822.18-16,314.57-6,516.98

Finding the Fourth Proportional to 11,822.18, 16,314.57 and 6,516.98

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Solution

The fourth proportional to 11,822.18, 16,314.57 and 6,516.98 is: 8,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.18 : 16,314.57 = 6,516.98 : x
  2. Step 2: Convert to fraction form
    11,822.18/16,314.57 = 6,516.98/x
  3. Step 3: Cross multiply
    11,822.18x = 16,314.57 × 6,516.98
  4. Step 4: Simplify right side
    11,822.18x = 106,321,726.40
  5. Step 5: Solve for x
    x = 106,321,726.40/11,822.18
  6. Step 6: Final answer
    x = 8,993.41

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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.