Home / 6,609.65-9,121.37-3,625.46

Finding the Fourth Proportional to 6,609.65, 9,121.37 and 3,625.46

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Solution

The fourth proportional to 6,609.65, 9,121.37 and 3,625.46 is: 5,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.65 : 9,121.37 = 3,625.46 : x
  2. Step 2: Convert to fraction form
    6,609.65/9,121.37 = 3,625.46/x
  3. Step 3: Cross multiply
    6,609.65x = 9,121.37 × 3,625.46
  4. Step 4: Simplify right side
    6,609.65x = 33,069,098.35
  5. Step 5: Solve for x
    x = 33,069,098.35/6,609.65
  6. Step 6: Final answer
    x = 5,003.16

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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.