Home / 3,227.34-4,840.11-1,147.08

Finding the Fourth Proportional to 3,227.34, 4,840.11 and 1,147.08

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Solution

The fourth proportional to 3,227.34, 4,840.11 and 1,147.08 is: 1,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.34 : 4,840.11 = 1,147.08 : x
  2. Step 2: Convert to fraction form
    3,227.34/4,840.11 = 1,147.08/x
  3. Step 3: Cross multiply
    3,227.34x = 4,840.11 × 1,147.08
  4. Step 4: Simplify right side
    3,227.34x = 5,551,993.38
  5. Step 5: Solve for x
    x = 5,551,993.38/3,227.34
  6. Step 6: Final answer
    x = 1,720.30

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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.