Home / 5,520.50-8,281.66-1,822.94

Finding the Fourth Proportional to 5,520.50, 8,281.66 and 1,822.94

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Solution

The fourth proportional to 5,520.50, 8,281.66 and 1,822.94 is: 2,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.50 : 8,281.66 = 1,822.94 : x
  2. Step 2: Convert to fraction form
    5,520.50/8,281.66 = 1,822.94/x
  3. Step 3: Cross multiply
    5,520.50x = 8,281.66 × 1,822.94
  4. Step 4: Simplify right side
    5,520.50x = 15,096,969.28
  5. Step 5: Solve for x
    x = 15,096,969.28/5,520.50
  6. Step 6: Final answer
    x = 2,734.71

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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.