Home / 7,685.49-11,525.96-3,301.92

Finding the Fourth Proportional to 7,685.49, 11,525.96 and 3,301.92

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Solution

The fourth proportional to 7,685.49, 11,525.96 and 3,301.92 is: 4,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685.49 : 11,525.96 = 3,301.92 : x
  2. Step 2: Convert to fraction form
    7,685.49/11,525.96 = 3,301.92/x
  3. Step 3: Cross multiply
    7,685.49x = 11,525.96 × 3,301.92
  4. Step 4: Simplify right side
    7,685.49x = 38,057,781.33
  5. Step 5: Solve for x
    x = 38,057,781.33/7,685.49
  6. Step 6: Final answer
    x = 4,951.90

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1.5x scale

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.