Home / 8,925.38-13,388.07-3,081.53

Finding the Fourth Proportional to 8,925.38, 13,388.07 and 3,081.53

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Solution

The fourth proportional to 8,925.38, 13,388.07 and 3,081.53 is: 4,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.38 : 13,388.07 = 3,081.53 : x
  2. Step 2: Convert to fraction form
    8,925.38/13,388.07 = 3,081.53/x
  3. Step 3: Cross multiply
    8,925.38x = 13,388.07 × 3,081.53
  4. Step 4: Simplify right side
    8,925.38x = 41,255,739.35
  5. Step 5: Solve for x
    x = 41,255,739.35/8,925.38
  6. Step 6: Final answer
    x = 4,622.30

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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.