Home / 5,629.94-8,445.90-2,166.92

Finding the Fourth Proportional to 5,629.94, 8,445.90 and 2,166.92

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Solution

The fourth proportional to 5,629.94, 8,445.90 and 2,166.92 is: 3,250.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.94 : 8,445.90 = 2,166.92 : x
  2. Step 2: Convert to fraction form
    5,629.94/8,445.90 = 2,166.92/x
  3. Step 3: Cross multiply
    5,629.94x = 8,445.90 × 2,166.92
  4. Step 4: Simplify right side
    5,629.94x = 18,301,589.63
  5. Step 5: Solve for x
    x = 18,301,589.63/5,629.94
  6. Step 6: Final answer
    x = 3,250.76

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Similar ratio
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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.