Home / 3,166.30-4,752.15-2,550.70

Finding the Fourth Proportional to 3,166.30, 4,752.15 and 2,550.70

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Solution

The fourth proportional to 3,166.30, 4,752.15 and 2,550.70 is: 3,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.30 : 4,752.15 = 2,550.70 : x
  2. Step 2: Convert to fraction form
    3,166.30/4,752.15 = 2,550.70/x
  3. Step 3: Cross multiply
    3,166.30x = 4,752.15 × 2,550.70
  4. Step 4: Simplify right side
    3,166.30x = 12,121,309.01
  5. Step 5: Solve for x
    x = 12,121,309.01/3,166.30
  6. Step 6: Final answer
    x = 3,828.23

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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.