Home / 10,635.52-15,955.67-3,240.56

Finding the Fourth Proportional to 10,635.52, 15,955.67 and 3,240.56

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Solution

The fourth proportional to 10,635.52, 15,955.67 and 3,240.56 is: 4,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.52 : 15,955.67 = 3,240.56 : x
  2. Step 2: Convert to fraction form
    10,635.52/15,955.67 = 3,240.56/x
  3. Step 3: Cross multiply
    10,635.52x = 15,955.67 × 3,240.56
  4. Step 4: Simplify right side
    10,635.52x = 51,705,305.98
  5. Step 5: Solve for x
    x = 51,705,305.98/10,635.52
  6. Step 6: Final answer
    x = 4,861.57

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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.