Home / 10,729.62-16,091.19-3,802.50

Finding the Fourth Proportional to 10,729.62, 16,091.19 and 3,802.50

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Solution

The fourth proportional to 10,729.62, 16,091.19 and 3,802.50 is: 5,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.62 : 16,091.19 = 3,802.50 : x
  2. Step 2: Convert to fraction form
    10,729.62/16,091.19 = 3,802.50/x
  3. Step 3: Cross multiply
    10,729.62x = 16,091.19 × 3,802.50
  4. Step 4: Simplify right side
    10,729.62x = 61,186,749.98
  5. Step 5: Solve for x
    x = 61,186,749.98/10,729.62
  6. Step 6: Final answer
    x = 5,702.60

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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.