Home / 11,318.58-16,981.92-5,773.32

Finding the Fourth Proportional to 11,318.58, 16,981.92 and 5,773.32

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Solution

The fourth proportional to 11,318.58, 16,981.92 and 5,773.32 is: 8,662.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318.58 : 16,981.92 = 5,773.32 : x
  2. Step 2: Convert to fraction form
    11,318.58/16,981.92 = 5,773.32/x
  3. Step 3: Cross multiply
    11,318.58x = 16,981.92 × 5,773.32
  4. Step 4: Simplify right side
    11,318.58x = 98,042,058.37
  5. Step 5: Solve for x
    x = 98,042,058.37/11,318.58
  6. Step 6: Final answer
    x = 8,662.05

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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.