Home / 5,566.81-8,350.35-2,190.28

Finding the Fourth Proportional to 5,566.81, 8,350.35 and 2,190.28

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Solution

The fourth proportional to 5,566.81, 8,350.35 and 2,190.28 is: 3,285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.81 : 8,350.35 = 2,190.28 : x
  2. Step 2: Convert to fraction form
    5,566.81/8,350.35 = 2,190.28/x
  3. Step 3: Cross multiply
    5,566.81x = 8,350.35 × 2,190.28
  4. Step 4: Simplify right side
    5,566.81x = 18,289,604.60
  5. Step 5: Solve for x
    x = 18,289,604.60/5,566.81
  6. Step 6: Final answer
    x = 3,285.47

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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.