Home / 8,927.27-13,390.91-3,661.31

Finding the Fourth Proportional to 8,927.27, 13,390.91 and 3,661.31

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Solution

The fourth proportional to 8,927.27, 13,390.91 and 3,661.31 is: 5,491.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.27 : 13,390.91 = 3,661.31 : x
  2. Step 2: Convert to fraction form
    8,927.27/13,390.91 = 3,661.31/x
  3. Step 3: Cross multiply
    8,927.27x = 13,390.91 × 3,661.31
  4. Step 4: Simplify right side
    8,927.27x = 49,028,187.43
  5. Step 5: Solve for x
    x = 49,028,187.43/8,927.27
  6. Step 6: Final answer
    x = 5,491.96

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Similar ratio
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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.