Home / 8,744.45-13,113.93-3,809.12

Finding the Fourth Proportional to 8,744.45, 13,113.93 and 3,809.12

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Solution

The fourth proportional to 8,744.45, 13,113.93 and 3,809.12 is: 5,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.45 : 13,113.93 = 3,809.12 : x
  2. Step 2: Convert to fraction form
    8,744.45/13,113.93 = 3,809.12/x
  3. Step 3: Cross multiply
    8,744.45x = 13,113.93 × 3,809.12
  4. Step 4: Simplify right side
    8,744.45x = 49,952,467.47
  5. Step 5: Solve for x
    x = 49,952,467.47/8,744.45
  6. Step 6: Final answer
    x = 5,712.48

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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.