Home / 4,579.40-6,852.66-3,965.20

Finding the Fourth Proportional to 4,579.40, 6,852.66 and 3,965.20

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Solution

The fourth proportional to 4,579.40, 6,852.66 and 3,965.20 is: 5,933.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.40 : 6,852.66 = 3,965.20 : x
  2. Step 2: Convert to fraction form
    4,579.40/6,852.66 = 3,965.20/x
  3. Step 3: Cross multiply
    4,579.40x = 6,852.66 × 3,965.20
  4. Step 4: Simplify right side
    4,579.40x = 27,172,167.43
  5. Step 5: Solve for x
    x = 27,172,167.43/4,579.40
  6. Step 6: Final answer
    x = 5,933.56

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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.