Home / 6,558.28-9,839.90-2,663.72

Finding the Fourth Proportional to 6,558.28, 9,839.90 and 2,663.72

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Solution

The fourth proportional to 6,558.28, 9,839.90 and 2,663.72 is: 3,996.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.28 : 9,839.90 = 2,663.72 : x
  2. Step 2: Convert to fraction form
    6,558.28/9,839.90 = 2,663.72/x
  3. Step 3: Cross multiply
    6,558.28x = 9,839.90 × 2,663.72
  4. Step 4: Simplify right side
    6,558.28x = 26,210,738.43
  5. Step 5: Solve for x
    x = 26,210,738.43/6,558.28
  6. Step 6: Final answer
    x = 3,996.59

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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.