Home / 3,800.37-5,247.09-2,384.64

Finding the Fourth Proportional to 3,800.37, 5,247.09 and 2,384.64

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Solution

The fourth proportional to 3,800.37, 5,247.09 and 2,384.64 is: 3,292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.37 : 5,247.09 = 2,384.64 : x
  2. Step 2: Convert to fraction form
    3,800.37/5,247.09 = 2,384.64/x
  3. Step 3: Cross multiply
    3,800.37x = 5,247.09 × 2,384.64
  4. Step 4: Simplify right side
    3,800.37x = 12,512,420.70
  5. Step 5: Solve for x
    x = 12,512,420.70/3,800.37
  6. Step 6: Final answer
    x = 3,292.42

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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.