Home / 3,050.92-4,204.74-2,912.68

Finding the Fourth Proportional to 3,050.92, 4,204.74 and 2,912.68

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Solution

The fourth proportional to 3,050.92, 4,204.74 and 2,912.68 is: 4,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.92 : 4,204.74 = 2,912.68 : x
  2. Step 2: Convert to fraction form
    3,050.92/4,204.74 = 2,912.68/x
  3. Step 3: Cross multiply
    3,050.92x = 4,204.74 × 2,912.68
  4. Step 4: Simplify right side
    3,050.92x = 12,247,062.10
  5. Step 5: Solve for x
    x = 12,247,062.10/3,050.92
  6. Step 6: Final answer
    x = 4,014.22

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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.