Home / 10,721.56-16,079.82-6,043.60

Finding the Fourth Proportional to 10,721.56, 16,079.82 and 6,043.60

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Solution

The fourth proportional to 10,721.56, 16,079.82 and 6,043.60 is: 9,063.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721.56 : 16,079.82 = 6,043.60 : x
  2. Step 2: Convert to fraction form
    10,721.56/16,079.82 = 6,043.60/x
  3. Step 3: Cross multiply
    10,721.56x = 16,079.82 × 6,043.60
  4. Step 4: Simplify right side
    10,721.56x = 97,180,000.15
  5. Step 5: Solve for x
    x = 97,180,000.15/10,721.56
  6. Step 6: Final answer
    x = 9,063.98

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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.