Home / 11,640.24-17,462.88-3,848.76

Finding the Fourth Proportional to 11,640.24, 17,462.88 and 3,848.76

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Solution

The fourth proportional to 11,640.24, 17,462.88 and 3,848.76 is: 5,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.24 : 17,462.88 = 3,848.76 : x
  2. Step 2: Convert to fraction form
    11,640.24/17,462.88 = 3,848.76/x
  3. Step 3: Cross multiply
    11,640.24x = 17,462.88 × 3,848.76
  4. Step 4: Simplify right side
    11,640.24x = 67,210,434.03
  5. Step 5: Solve for x
    x = 67,210,434.03/11,640.24
  6. Step 6: Final answer
    x = 5,773.97

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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.