Home / 11,207.48-16,806.36-3,809.95

Finding the Fourth Proportional to 11,207.48, 16,806.36 and 3,809.95

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Solution

The fourth proportional to 11,207.48, 16,806.36 and 3,809.95 is: 5,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.48 : 16,806.36 = 3,809.95 : x
  2. Step 2: Convert to fraction form
    11,207.48/16,806.36 = 3,809.95/x
  3. Step 3: Cross multiply
    11,207.48x = 16,806.36 × 3,809.95
  4. Step 4: Simplify right side
    11,207.48x = 64,031,372.23
  5. Step 5: Solve for x
    x = 64,031,372.23/11,207.48
  6. Step 6: Final answer
    x = 5,713.27

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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.