Home / 5,330.22-8,003.97-5,105.58

Finding the Fourth Proportional to 5,330.22, 8,003.97 and 5,105.58

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Solution

The fourth proportional to 5,330.22, 8,003.97 and 5,105.58 is: 7,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.22 : 8,003.97 = 5,105.58 : x
  2. Step 2: Convert to fraction form
    5,330.22/8,003.97 = 5,105.58/x
  3. Step 3: Cross multiply
    5,330.22x = 8,003.97 × 5,105.58
  4. Step 4: Simplify right side
    5,330.22x = 40,864,909.15
  5. Step 5: Solve for x
    x = 40,864,909.15/5,330.22
  6. Step 6: Final answer
    x = 7,666.65

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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.