Home / 11,863.68-17,795.70-3,541.83

Finding the Fourth Proportional to 11,863.68, 17,795.70 and 3,541.83

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Solution

The fourth proportional to 11,863.68, 17,795.70 and 3,541.83 is: 5,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.68 : 17,795.70 = 3,541.83 : x
  2. Step 2: Convert to fraction form
    11,863.68/17,795.70 = 3,541.83/x
  3. Step 3: Cross multiply
    11,863.68x = 17,795.70 × 3,541.83
  4. Step 4: Simplify right side
    11,863.68x = 63,029,344.13
  5. Step 5: Solve for x
    x = 63,029,344.13/11,863.68
  6. Step 6: Final answer
    x = 5,312.80

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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.