Home / 2,229.50-3,076.67-1,344.98

Finding the Fourth Proportional to 2,229.50, 3,076.67 and 1,344.98

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Solution

The fourth proportional to 2,229.50, 3,076.67 and 1,344.98 is: 1,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.50 : 3,076.67 = 1,344.98 : x
  2. Step 2: Convert to fraction form
    2,229.50/3,076.67 = 1,344.98/x
  3. Step 3: Cross multiply
    2,229.50x = 3,076.67 × 1,344.98
  4. Step 4: Simplify right side
    2,229.50x = 4,138,037.51
  5. Step 5: Solve for x
    x = 4,138,037.51/2,229.50
  6. Step 6: Final answer
    x = 1,856.04

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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.