Home / 4,474.31-6,174.56-2,485.05

Finding the Fourth Proportional to 4,474.31, 6,174.56 and 2,485.05

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Solution

The fourth proportional to 4,474.31, 6,174.56 and 2,485.05 is: 3,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.31 : 6,174.56 = 2,485.05 : x
  2. Step 2: Convert to fraction form
    4,474.31/6,174.56 = 2,485.05/x
  3. Step 3: Cross multiply
    4,474.31x = 6,174.56 × 2,485.05
  4. Step 4: Simplify right side
    4,474.31x = 15,344,073.39
  5. Step 5: Solve for x
    x = 15,344,073.39/4,474.31
  6. Step 6: Final answer
    x = 3,429.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.