Home / 4,099.42-5,657.20-2,331.02

Finding the Fourth Proportional to 4,099.42, 5,657.20 and 2,331.02

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Solution

The fourth proportional to 4,099.42, 5,657.20 and 2,331.02 is: 3,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.42 : 5,657.20 = 2,331.02 : x
  2. Step 2: Convert to fraction form
    4,099.42/5,657.20 = 2,331.02/x
  3. Step 3: Cross multiply
    4,099.42x = 5,657.20 × 2,331.02
  4. Step 4: Simplify right side
    4,099.42x = 13,187,046.34
  5. Step 5: Solve for x
    x = 13,187,046.34/4,099.42
  6. Step 6: Final answer
    x = 3,216.81

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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.