Home / 4,812.26-6,641.03-2,822.09

Finding the Fourth Proportional to 4,812.26, 6,641.03 and 2,822.09

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Solution

The fourth proportional to 4,812.26, 6,641.03 and 2,822.09 is: 3,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.26 : 6,641.03 = 2,822.09 : x
  2. Step 2: Convert to fraction form
    4,812.26/6,641.03 = 2,822.09/x
  3. Step 3: Cross multiply
    4,812.26x = 6,641.03 × 2,822.09
  4. Step 4: Simplify right side
    4,812.26x = 18,741,558.20
  5. Step 5: Solve for x
    x = 18,741,558.20/4,812.26
  6. Step 6: Final answer
    x = 3,894.55

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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.