Home / 9,025.28-13,538.70-3,181.94

Finding the Fourth Proportional to 9,025.28, 13,538.70 and 3,181.94

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Solution

The fourth proportional to 9,025.28, 13,538.70 and 3,181.94 is: 4,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.28 : 13,538.70 = 3,181.94 : x
  2. Step 2: Convert to fraction form
    9,025.28/13,538.70 = 3,181.94/x
  3. Step 3: Cross multiply
    9,025.28x = 13,538.70 × 3,181.94
  4. Step 4: Simplify right side
    9,025.28x = 43,079,331.08
  5. Step 5: Solve for x
    x = 43,079,331.08/9,025.28
  6. Step 6: Final answer
    x = 4,773.18

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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.