Home / 6,688.08-9,229.46-3,704.09

Finding the Fourth Proportional to 6,688.08, 9,229.46 and 3,704.09

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Solution

The fourth proportional to 6,688.08, 9,229.46 and 3,704.09 is: 5,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.08 : 9,229.46 = 3,704.09 : x
  2. Step 2: Convert to fraction form
    6,688.08/9,229.46 = 3,704.09/x
  3. Step 3: Cross multiply
    6,688.08x = 9,229.46 × 3,704.09
  4. Step 4: Simplify right side
    6,688.08x = 34,186,713.60
  5. Step 5: Solve for x
    x = 34,186,713.60/6,688.08
  6. Step 6: Final answer
    x = 5,111.59

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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.