Home / 9,240.31-13,861.83-3,396.46

Finding the Fourth Proportional to 9,240.31, 13,861.83 and 3,396.46

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Solution

The fourth proportional to 9,240.31, 13,861.83 and 3,396.46 is: 5,095.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.31 : 13,861.83 = 3,396.46 : x
  2. Step 2: Convert to fraction form
    9,240.31/13,861.83 = 3,396.46/x
  3. Step 3: Cross multiply
    9,240.31x = 13,861.83 × 3,396.46
  4. Step 4: Simplify right side
    9,240.31x = 47,081,151.12
  5. Step 5: Solve for x
    x = 47,081,151.12/9,240.31
  6. Step 6: Final answer
    x = 5,095.19

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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.