Home / 3,900.46-5,854.73-2,260.21

Finding the Fourth Proportional to 3,900.46, 5,854.73 and 2,260.21

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Solution

The fourth proportional to 3,900.46, 5,854.73 and 2,260.21 is: 3,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.46 : 5,854.73 = 2,260.21 : x
  2. Step 2: Convert to fraction form
    3,900.46/5,854.73 = 2,260.21/x
  3. Step 3: Cross multiply
    3,900.46x = 5,854.73 × 2,260.21
  4. Step 4: Simplify right side
    3,900.46x = 13,232,919.29
  5. Step 5: Solve for x
    x = 13,232,919.29/3,900.46
  6. Step 6: Final answer
    x = 3,392.66

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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.