Home / 13,208.62-19,809.75-3,846.10

Finding the Fourth Proportional to 13,208.62, 19,809.75 and 3,846.10

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Solution

The fourth proportional to 13,208.62, 19,809.75 and 3,846.10 is: 5,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.62 : 19,809.75 = 3,846.10 : x
  2. Step 2: Convert to fraction form
    13,208.62/19,809.75 = 3,846.10/x
  3. Step 3: Cross multiply
    13,208.62x = 19,809.75 × 3,846.10
  4. Step 4: Simplify right side
    13,208.62x = 76,190,279.48
  5. Step 5: Solve for x
    x = 76,190,279.48/13,208.62
  6. Step 6: Final answer
    x = 5,768.22

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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.