Home / 8,550.90-11,795.49-5,401.62

Finding the Fourth Proportional to 8,550.90, 11,795.49 and 5,401.62

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Solution

The fourth proportional to 8,550.90, 11,795.49 and 5,401.62 is: 7,451.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.90 : 11,795.49 = 5,401.62 : x
  2. Step 2: Convert to fraction form
    8,550.90/11,795.49 = 5,401.62/x
  3. Step 3: Cross multiply
    8,550.90x = 11,795.49 × 5,401.62
  4. Step 4: Simplify right side
    8,550.90x = 63,714,754.69
  5. Step 5: Solve for x
    x = 63,714,754.69/8,550.90
  6. Step 6: Final answer
    x = 7,451.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.