Home / 8,900.20-13,349.82-4,517.54

Finding the Fourth Proportional to 8,900.20, 13,349.82 and 4,517.54

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Solution

The fourth proportional to 8,900.20, 13,349.82 and 4,517.54 is: 6,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.20 : 13,349.82 = 4,517.54 : x
  2. Step 2: Convert to fraction form
    8,900.20/13,349.82 = 4,517.54/x
  3. Step 3: Cross multiply
    8,900.20x = 13,349.82 × 4,517.54
  4. Step 4: Simplify right side
    8,900.20x = 60,308,345.84
  5. Step 5: Solve for x
    x = 60,308,345.84/8,900.20
  6. Step 6: Final answer
    x = 6,776.07

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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.