Home / 10,211.09-14,091.03-5,734.62

Finding the Fourth Proportional to 10,211.09, 14,091.03 and 5,734.62

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Solution

The fourth proportional to 10,211.09, 14,091.03 and 5,734.62 is: 7,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.09 : 14,091.03 = 5,734.62 : x
  2. Step 2: Convert to fraction form
    10,211.09/14,091.03 = 5,734.62/x
  3. Step 3: Cross multiply
    10,211.09x = 14,091.03 × 5,734.62
  4. Step 4: Simplify right side
    10,211.09x = 80,806,702.46
  5. Step 5: Solve for x
    x = 80,806,702.46/10,211.09
  6. Step 6: Final answer
    x = 7,913.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.