Home / 9,963.56-14,947.26-3,811.88

Finding the Fourth Proportional to 9,963.56, 14,947.26 and 3,811.88

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Solution

The fourth proportional to 9,963.56, 14,947.26 and 3,811.88 is: 5,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.56 : 14,947.26 = 3,811.88 : x
  2. Step 2: Convert to fraction form
    9,963.56/14,947.26 = 3,811.88/x
  3. Step 3: Cross multiply
    9,963.56x = 14,947.26 × 3,811.88
  4. Step 4: Simplify right side
    9,963.56x = 56,977,161.45
  5. Step 5: Solve for x
    x = 56,977,161.45/9,963.56
  6. Step 6: Final answer
    x = 5,718.55

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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.