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Finding the Fourth Proportional to 7,148.22, 10,727.55 and 7,093.92

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Solution

The fourth proportional to 7,148.22, 10,727.55 and 7,093.92 is: 10,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148.22 : 10,727.55 = 7,093.92 : x
  2. Step 2: Convert to fraction form
    7,148.22/10,727.55 = 7,093.92/x
  3. Step 3: Cross multiply
    7,148.22x = 10,727.55 × 7,093.92
  4. Step 4: Simplify right side
    7,148.22x = 76,100,381.50
  5. Step 5: Solve for x
    x = 76,100,381.50/7,148.22
  6. Step 6: Final answer
    x = 10,646.06

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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.