Home / 6,687.94-9,229.54-3,704.04

Finding the Fourth Proportional to 6,687.94, 9,229.54 and 3,704.04

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Solution

The fourth proportional to 6,687.94, 9,229.54 and 3,704.04 is: 5,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.94 : 9,229.54 = 3,704.04 : x
  2. Step 2: Convert to fraction form
    6,687.94/9,229.54 = 3,704.04/x
  3. Step 3: Cross multiply
    6,687.94x = 9,229.54 × 3,704.04
  4. Step 4: Simplify right side
    6,687.94x = 34,186,585.34
  5. Step 5: Solve for x
    x = 34,186,585.34/6,687.94
  6. Step 6: Final answer
    x = 5,111.68

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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.