Home / 6,207.89-8,567.06-3,375.45

Finding the Fourth Proportional to 6,207.89, 8,567.06 and 3,375.45

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Solution

The fourth proportional to 6,207.89, 8,567.06 and 3,375.45 is: 4,658.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.89 : 8,567.06 = 3,375.45 : x
  2. Step 2: Convert to fraction form
    6,207.89/8,567.06 = 3,375.45/x
  3. Step 3: Cross multiply
    6,207.89x = 8,567.06 × 3,375.45
  4. Step 4: Simplify right side
    6,207.89x = 28,917,665.80
  5. Step 5: Solve for x
    x = 28,917,665.80/6,207.89
  6. Step 6: Final answer
    x = 4,658.22

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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.