Home / 6,872.04-10,308.24-3,948.96

Finding the Fourth Proportional to 6,872.04, 10,308.24 and 3,948.96

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Solution

The fourth proportional to 6,872.04, 10,308.24 and 3,948.96 is: 5,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872.04 : 10,308.24 = 3,948.96 : x
  2. Step 2: Convert to fraction form
    6,872.04/10,308.24 = 3,948.96/x
  3. Step 3: Cross multiply
    6,872.04x = 10,308.24 × 3,948.96
  4. Step 4: Simplify right side
    6,872.04x = 40,706,827.43
  5. Step 5: Solve for x
    x = 40,706,827.43/6,872.04
  6. Step 6: Final answer
    x = 5,923.54

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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.