Home / 11,626.15-16,043.41-6,320.92

Finding the Fourth Proportional to 11,626.15, 16,043.41 and 6,320.92

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Solution

The fourth proportional to 11,626.15, 16,043.41 and 6,320.92 is: 8,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.15 : 16,043.41 = 6,320.92 : x
  2. Step 2: Convert to fraction form
    11,626.15/16,043.41 = 6,320.92/x
  3. Step 3: Cross multiply
    11,626.15x = 16,043.41 × 6,320.92
  4. Step 4: Simplify right side
    11,626.15x = 101,409,073.46
  5. Step 5: Solve for x
    x = 101,409,073.46/11,626.15
  6. Step 6: Final answer
    x = 8,722.50

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Half scale
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Double scale
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Similar ratio
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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.