Home / 3,822.12-5,725.17-1,967.58

Finding the Fourth Proportional to 3,822.12, 5,725.17 and 1,967.58

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Solution

The fourth proportional to 3,822.12, 5,725.17 and 1,967.58 is: 2,947.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.12 : 5,725.17 = 1,967.58 : x
  2. Step 2: Convert to fraction form
    3,822.12/5,725.17 = 1,967.58/x
  3. Step 3: Cross multiply
    3,822.12x = 5,725.17 × 1,967.58
  4. Step 4: Simplify right side
    3,822.12x = 11,264,729.99
  5. Step 5: Solve for x
    x = 11,264,729.99/3,822.12
  6. Step 6: Final answer
    x = 2,947.25

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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.