Home / 5,506.12-8,255.66-3,629.84

Finding the Fourth Proportional to 5,506.12, 8,255.66 and 3,629.84

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Solution

The fourth proportional to 5,506.12, 8,255.66 and 3,629.84 is: 5,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.12 : 8,255.66 = 3,629.84 : x
  2. Step 2: Convert to fraction form
    5,506.12/8,255.66 = 3,629.84/x
  3. Step 3: Cross multiply
    5,506.12x = 8,255.66 × 3,629.84
  4. Step 4: Simplify right side
    5,506.12x = 29,966,724.89
  5. Step 5: Solve for x
    x = 29,966,724.89/5,506.12
  6. Step 6: Final answer
    x = 5,442.44

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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.