Home / 2,234.15-3,080.99-1,337.74

Finding the Fourth Proportional to 2,234.15, 3,080.99 and 1,337.74

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Solution

The fourth proportional to 2,234.15, 3,080.99 and 1,337.74 is: 1,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.15 : 3,080.99 = 1,337.74 : x
  2. Step 2: Convert to fraction form
    2,234.15/3,080.99 = 1,337.74/x
  3. Step 3: Cross multiply
    2,234.15x = 3,080.99 × 1,337.74
  4. Step 4: Simplify right side
    2,234.15x = 4,121,563.56
  5. Step 5: Solve for x
    x = 4,121,563.56/2,234.15
  6. Step 6: Final answer
    x = 1,844.80

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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.