Home / 5,230.55-7,214.77-3,342.71

Finding the Fourth Proportional to 5,230.55, 7,214.77 and 3,342.71

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Solution

The fourth proportional to 5,230.55, 7,214.77 and 3,342.71 is: 4,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.55 : 7,214.77 = 3,342.71 : x
  2. Step 2: Convert to fraction form
    5,230.55/7,214.77 = 3,342.71/x
  3. Step 3: Cross multiply
    5,230.55x = 7,214.77 × 3,342.71
  4. Step 4: Simplify right side
    5,230.55x = 24,116,906.04
  5. Step 5: Solve for x
    x = 24,116,906.04/5,230.55
  6. Step 6: Final answer
    x = 4,610.78

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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.