Home / 3,212.84-4,819.26-1,132.34

Finding the Fourth Proportional to 3,212.84, 4,819.26 and 1,132.34

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Solution

The fourth proportional to 3,212.84, 4,819.26 and 1,132.34 is: 1,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.84 : 4,819.26 = 1,132.34 : x
  2. Step 2: Convert to fraction form
    3,212.84/4,819.26 = 1,132.34/x
  3. Step 3: Cross multiply
    3,212.84x = 4,819.26 × 1,132.34
  4. Step 4: Simplify right side
    3,212.84x = 5,457,050.13
  5. Step 5: Solve for x
    x = 5,457,050.13/3,212.84
  6. Step 6: Final answer
    x = 1,698.51

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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.