Home / 11,865.92-17,801.57-6,316.34

Finding the Fourth Proportional to 11,865.92, 17,801.57 and 6,316.34

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Solution

The fourth proportional to 11,865.92, 17,801.57 and 6,316.34 is: 9,475.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,865.92 : 17,801.57 = 6,316.34 : x
  2. Step 2: Convert to fraction form
    11,865.92/17,801.57 = 6,316.34/x
  3. Step 3: Cross multiply
    11,865.92x = 17,801.57 × 6,316.34
  4. Step 4: Simplify right side
    11,865.92x = 112,440,648.06
  5. Step 5: Solve for x
    x = 112,440,648.06/11,865.92
  6. Step 6: Final answer
    x = 9,475.94

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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.