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Finding the Fourth Proportional to 7,168.08, 9,886.02 and 5,050.62

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Solution

The fourth proportional to 7,168.08, 9,886.02 and 5,050.62 is: 6,965.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.08 : 9,886.02 = 5,050.62 : x
  2. Step 2: Convert to fraction form
    7,168.08/9,886.02 = 5,050.62/x
  3. Step 3: Cross multiply
    7,168.08x = 9,886.02 × 5,050.62
  4. Step 4: Simplify right side
    7,168.08x = 49,930,530.33
  5. Step 5: Solve for x
    x = 49,930,530.33/7,168.08
  6. Step 6: Final answer
    x = 6,965.68

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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.