Home / 3,212.75-4,816.68-1,751.10

Finding the Fourth Proportional to 3,212.75, 4,816.68 and 1,751.10

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Solution

The fourth proportional to 3,212.75, 4,816.68 and 1,751.10 is: 2,625.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.75 : 4,816.68 = 1,751.10 : x
  2. Step 2: Convert to fraction form
    3,212.75/4,816.68 = 1,751.10/x
  3. Step 3: Cross multiply
    3,212.75x = 4,816.68 × 1,751.10
  4. Step 4: Simplify right side
    3,212.75x = 8,434,488.35
  5. Step 5: Solve for x
    x = 8,434,488.35/3,212.75
  6. Step 6: Final answer
    x = 2,625.32

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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.