Home / 6,612.44-9,125.75-3,628.85

Finding the Fourth Proportional to 6,612.44, 9,125.75 and 3,628.85

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Solution

The fourth proportional to 6,612.44, 9,125.75 and 3,628.85 is: 5,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.44 : 9,125.75 = 3,628.85 : x
  2. Step 2: Convert to fraction form
    6,612.44/9,125.75 = 3,628.85/x
  3. Step 3: Cross multiply
    6,612.44x = 9,125.75 × 3,628.85
  4. Step 4: Simplify right side
    6,612.44x = 33,115,982.56
  5. Step 5: Solve for x
    x = 33,115,982.56/6,612.44
  6. Step 6: Final answer
    x = 5,008.13

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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.