Home / 8,748.76-13,118.82-3,816.26

Finding the Fourth Proportional to 8,748.76, 13,118.82 and 3,816.26

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Solution

The fourth proportional to 8,748.76, 13,118.82 and 3,816.26 is: 5,722.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.76 : 13,118.82 = 3,816.26 : x
  2. Step 2: Convert to fraction form
    8,748.76/13,118.82 = 3,816.26/x
  3. Step 3: Cross multiply
    8,748.76x = 13,118.82 × 3,816.26
  4. Step 4: Simplify right side
    8,748.76x = 50,064,828.01
  5. Step 5: Solve for x
    x = 50,064,828.01/8,748.76
  6. Step 6: Final answer
    x = 5,722.51

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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.