Home / 13,091.95-19,634.95-3,731.79

Finding the Fourth Proportional to 13,091.95, 19,634.95 and 3,731.79

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Solution

The fourth proportional to 13,091.95, 19,634.95 and 3,731.79 is: 5,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091.95 : 19,634.95 = 3,731.79 : x
  2. Step 2: Convert to fraction form
    13,091.95/19,634.95 = 3,731.79/x
  3. Step 3: Cross multiply
    13,091.95x = 19,634.95 × 3,731.79
  4. Step 4: Simplify right side
    13,091.95x = 73,273,510.06
  5. Step 5: Solve for x
    x = 73,273,510.06/13,091.95
  6. Step 6: Final answer
    x = 5,596.84

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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.