Home / 11,521.63-17,284.46-4,767.19

Finding the Fourth Proportional to 11,521.63, 17,284.46 and 4,767.19

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Solution

The fourth proportional to 11,521.63, 17,284.46 and 4,767.19 is: 7,151.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.63 : 17,284.46 = 4,767.19 : x
  2. Step 2: Convert to fraction form
    11,521.63/17,284.46 = 4,767.19/x
  3. Step 3: Cross multiply
    11,521.63x = 17,284.46 × 4,767.19
  4. Step 4: Simplify right side
    11,521.63x = 82,398,237.82
  5. Step 5: Solve for x
    x = 82,398,237.82/11,521.63
  6. Step 6: Final answer
    x = 7,151.62

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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.