Home / 11,519.84-17,270.88-3,726.56

Finding the Fourth Proportional to 11,519.84, 17,270.88 and 3,726.56

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Solution

The fourth proportional to 11,519.84, 17,270.88 and 3,726.56 is: 5,586.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.84 : 17,270.88 = 3,726.56 : x
  2. Step 2: Convert to fraction form
    11,519.84/17,270.88 = 3,726.56/x
  3. Step 3: Cross multiply
    11,519.84x = 17,270.88 × 3,726.56
  4. Step 4: Simplify right side
    11,519.84x = 64,360,970.57
  5. Step 5: Solve for x
    x = 64,360,970.57/11,519.84
  6. Step 6: Final answer
    x = 5,586.97

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1.5x scale

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.