Home / 11,025.93-15,216.08-6,311.73

Finding the Fourth Proportional to 11,025.93, 15,216.08 and 6,311.73

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Solution

The fourth proportional to 11,025.93, 15,216.08 and 6,311.73 is: 8,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.93 : 15,216.08 = 6,311.73 : x
  2. Step 2: Convert to fraction form
    11,025.93/15,216.08 = 6,311.73/x
  3. Step 3: Cross multiply
    11,025.93x = 15,216.08 × 6,311.73
  4. Step 4: Simplify right side
    11,025.93x = 96,039,757.06
  5. Step 5: Solve for x
    x = 96,039,757.06/11,025.93
  6. Step 6: Final answer
    x = 8,710.35

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Half scale
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Double scale
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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.