Home / 3,453.75-4,766.13-2,108.94

Finding the Fourth Proportional to 3,453.75, 4,766.13 and 2,108.94

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Solution

The fourth proportional to 3,453.75, 4,766.13 and 2,108.94 is: 2,910.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.75 : 4,766.13 = 2,108.94 : x
  2. Step 2: Convert to fraction form
    3,453.75/4,766.13 = 2,108.94/x
  3. Step 3: Cross multiply
    3,453.75x = 4,766.13 × 2,108.94
  4. Step 4: Simplify right side
    3,453.75x = 10,051,482.20
  5. Step 5: Solve for x
    x = 10,051,482.20/3,453.75
  6. Step 6: Final answer
    x = 2,910.31

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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.