Home / 9,324.92-13,987.90-3,778.31

Finding the Fourth Proportional to 9,324.92, 13,987.90 and 3,778.31

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Solution

The fourth proportional to 9,324.92, 13,987.90 and 3,778.31 is: 5,667.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.92 : 13,987.90 = 3,778.31 : x
  2. Step 2: Convert to fraction form
    9,324.92/13,987.90 = 3,778.31/x
  3. Step 3: Cross multiply
    9,324.92x = 13,987.90 × 3,778.31
  4. Step 4: Simplify right side
    9,324.92x = 52,850,552.51
  5. Step 5: Solve for x
    x = 52,850,552.51/9,324.92
  6. Step 6: Final answer
    x = 5,667.67

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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.