Home / 3,035.92-4,190.64-2,040.64

Finding the Fourth Proportional to 3,035.92, 4,190.64 and 2,040.64

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Solution

The fourth proportional to 3,035.92, 4,190.64 and 2,040.64 is: 2,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.92 : 4,190.64 = 2,040.64 : x
  2. Step 2: Convert to fraction form
    3,035.92/4,190.64 = 2,040.64/x
  3. Step 3: Cross multiply
    3,035.92x = 4,190.64 × 2,040.64
  4. Step 4: Simplify right side
    3,035.92x = 8,551,587.61
  5. Step 5: Solve for x
    x = 8,551,587.61/3,035.92
  6. Step 6: Final answer
    x = 2,816.80

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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.