Home / 6,738.16-10,100.76-3,615.88

Finding the Fourth Proportional to 6,738.16, 10,100.76 and 3,615.88

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Solution

The fourth proportional to 6,738.16, 10,100.76 and 3,615.88 is: 5,420.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.16 : 10,100.76 = 3,615.88 : x
  2. Step 2: Convert to fraction form
    6,738.16/10,100.76 = 3,615.88/x
  3. Step 3: Cross multiply
    6,738.16x = 10,100.76 × 3,615.88
  4. Step 4: Simplify right side
    6,738.16x = 36,523,136.07
  5. Step 5: Solve for x
    x = 36,523,136.07/6,738.16
  6. Step 6: Final answer
    x = 5,420.34

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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.