Home / 11,757.28-17,637.06-3,437.11

Finding the Fourth Proportional to 11,757.28, 17,637.06 and 3,437.11

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Solution

The fourth proportional to 11,757.28, 17,637.06 and 3,437.11 is: 5,156.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757.28 : 17,637.06 = 3,437.11 : x
  2. Step 2: Convert to fraction form
    11,757.28/17,637.06 = 3,437.11/x
  3. Step 3: Cross multiply
    11,757.28x = 17,637.06 × 3,437.11
  4. Step 4: Simplify right side
    11,757.28x = 60,620,515.30
  5. Step 5: Solve for x
    x = 60,620,515.30/11,757.28
  6. Step 6: Final answer
    x = 5,156.00

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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.