Home / 4,212.22-5,812.89-2,323.87

Finding the Fourth Proportional to 4,212.22, 5,812.89 and 2,323.87

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Solution

The fourth proportional to 4,212.22, 5,812.89 and 2,323.87 is: 3,206.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.22 : 5,812.89 = 2,323.87 : x
  2. Step 2: Convert to fraction form
    4,212.22/5,812.89 = 2,323.87/x
  3. Step 3: Cross multiply
    4,212.22x = 5,812.89 × 2,323.87
  4. Step 4: Simplify right side
    4,212.22x = 13,508,400.68
  5. Step 5: Solve for x
    x = 13,508,400.68/4,212.22
  6. Step 6: Final answer
    x = 3,206.96

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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.