Home / 11,272.91-16,904.24-4,695.17

Finding the Fourth Proportional to 11,272.91, 16,904.24 and 4,695.17

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Solution

The fourth proportional to 11,272.91, 16,904.24 and 4,695.17 is: 7,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.91 : 16,904.24 = 4,695.17 : x
  2. Step 2: Convert to fraction form
    11,272.91/16,904.24 = 4,695.17/x
  3. Step 3: Cross multiply
    11,272.91x = 16,904.24 × 4,695.17
  4. Step 4: Simplify right side
    11,272.91x = 79,368,257.04
  5. Step 5: Solve for x
    x = 79,368,257.04/11,272.91
  6. Step 6: Final answer
    x = 7,040.62

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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.