Home / 4,173.68-5,754.84-3,385.28

Finding the Fourth Proportional to 4,173.68, 5,754.84 and 3,385.28

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Solution

The fourth proportional to 4,173.68, 5,754.84 and 3,385.28 is: 4,667.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.68 : 5,754.84 = 3,385.28 : x
  2. Step 2: Convert to fraction form
    4,173.68/5,754.84 = 3,385.28/x
  3. Step 3: Cross multiply
    4,173.68x = 5,754.84 × 3,385.28
  4. Step 4: Simplify right side
    4,173.68x = 19,481,744.76
  5. Step 5: Solve for x
    x = 19,481,744.76/4,173.68
  6. Step 6: Final answer
    x = 4,667.76

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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.