Home / 11,828.32-17,742.10-4,806.26

Finding the Fourth Proportional to 11,828.32, 17,742.10 and 4,806.26

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Solution

The fourth proportional to 11,828.32, 17,742.10 and 4,806.26 is: 7,209.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.32 : 17,742.10 = 4,806.26 : x
  2. Step 2: Convert to fraction form
    11,828.32/17,742.10 = 4,806.26/x
  3. Step 3: Cross multiply
    11,828.32x = 17,742.10 × 4,806.26
  4. Step 4: Simplify right side
    11,828.32x = 85,273,032.80
  5. Step 5: Solve for x
    x = 85,273,032.80/11,828.32
  6. Step 6: Final answer
    x = 7,209.23

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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.