Home / 3,533.46-5,299.65-1,972.49

Finding the Fourth Proportional to 3,533.46, 5,299.65 and 1,972.49

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Solution

The fourth proportional to 3,533.46, 5,299.65 and 1,972.49 is: 2,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.46 : 5,299.65 = 1,972.49 : x
  2. Step 2: Convert to fraction form
    3,533.46/5,299.65 = 1,972.49/x
  3. Step 3: Cross multiply
    3,533.46x = 5,299.65 × 1,972.49
  4. Step 4: Simplify right side
    3,533.46x = 10,453,480.13
  5. Step 5: Solve for x
    x = 10,453,480.13/3,533.46
  6. Step 6: Final answer
    x = 2,958.43

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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.