Home / 3,043.36-4,199.84-1,924.78

Finding the Fourth Proportional to 3,043.36, 4,199.84 and 1,924.78

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Solution

The fourth proportional to 3,043.36, 4,199.84 and 1,924.78 is: 2,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.36 : 4,199.84 = 1,924.78 : x
  2. Step 2: Convert to fraction form
    3,043.36/4,199.84 = 1,924.78/x
  3. Step 3: Cross multiply
    3,043.36x = 4,199.84 × 1,924.78
  4. Step 4: Simplify right side
    3,043.36x = 8,083,768.04
  5. Step 5: Solve for x
    x = 8,083,768.04/3,043.36
  6. Step 6: Final answer
    x = 2,656.20

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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.