Home / 3,337.20-4,606.20-2,012.40

Finding the Fourth Proportional to 3,337.20, 4,606.20 and 2,012.40

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Solution

The fourth proportional to 3,337.20, 4,606.20 and 2,012.40 is: 2,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.20 : 4,606.20 = 2,012.40 : x
  2. Step 2: Convert to fraction form
    3,337.20/4,606.20 = 2,012.40/x
  3. Step 3: Cross multiply
    3,337.20x = 4,606.20 × 2,012.40
  4. Step 4: Simplify right side
    3,337.20x = 9,269,516.88
  5. Step 5: Solve for x
    x = 9,269,516.88/3,337.20
  6. Step 6: Final answer
    x = 2,777.63

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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.