Home / 8,900.46-13,350.20-4,517.80

Finding the Fourth Proportional to 8,900.46, 13,350.20 and 4,517.80

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Solution

The fourth proportional to 8,900.46, 13,350.20 and 4,517.80 is: 6,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.46 : 13,350.20 = 4,517.80 : x
  2. Step 2: Convert to fraction form
    8,900.46/13,350.20 = 4,517.80/x
  3. Step 3: Cross multiply
    8,900.46x = 13,350.20 × 4,517.80
  4. Step 4: Simplify right side
    8,900.46x = 60,313,477.60
  5. Step 5: Solve for x
    x = 60,313,477.60/8,900.46
  6. Step 6: Final answer
    x = 6,776.44

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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.