Home / 9,971.44-14,947.64-3,729.76

Finding the Fourth Proportional to 9,971.44, 14,947.64 and 3,729.76

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Solution

The fourth proportional to 9,971.44, 14,947.64 and 3,729.76 is: 5,591.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.44 : 14,947.64 = 3,729.76 : x
  2. Step 2: Convert to fraction form
    9,971.44/14,947.64 = 3,729.76/x
  3. Step 3: Cross multiply
    9,971.44x = 14,947.64 × 3,729.76
  4. Step 4: Simplify right side
    9,971.44x = 55,751,109.77
  5. Step 5: Solve for x
    x = 55,751,109.77/9,971.44
  6. Step 6: Final answer
    x = 5,591.08

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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.