Home / 5,489.37-7,574.85-3,250.87

Finding the Fourth Proportional to 5,489.37, 7,574.85 and 3,250.87

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Solution

The fourth proportional to 5,489.37, 7,574.85 and 3,250.87 is: 4,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.37 : 7,574.85 = 3,250.87 : x
  2. Step 2: Convert to fraction form
    5,489.37/7,574.85 = 3,250.87/x
  3. Step 3: Cross multiply
    5,489.37x = 7,574.85 × 3,250.87
  4. Step 4: Simplify right side
    5,489.37x = 24,624,833.68
  5. Step 5: Solve for x
    x = 24,624,833.68/5,489.37
  6. Step 6: Final answer
    x = 4,485.91

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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.