Home / 3,366.10-4,647.50-2,107.66

Finding the Fourth Proportional to 3,366.10, 4,647.50 and 2,107.66

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Solution

The fourth proportional to 3,366.10, 4,647.50 and 2,107.66 is: 2,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.10 : 4,647.50 = 2,107.66 : x
  2. Step 2: Convert to fraction form
    3,366.10/4,647.50 = 2,107.66/x
  3. Step 3: Cross multiply
    3,366.10x = 4,647.50 × 2,107.66
  4. Step 4: Simplify right side
    3,366.10x = 9,795,349.85
  5. Step 5: Solve for x
    x = 9,795,349.85/3,366.10
  6. Step 6: Final answer
    x = 2,910.00

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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.