Home / 2,528.50-3,790.83-1,372.66

Finding the Fourth Proportional to 2,528.50, 3,790.83 and 1,372.66

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Solution

The fourth proportional to 2,528.50, 3,790.83 and 1,372.66 is: 2,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.50 : 3,790.83 = 1,372.66 : x
  2. Step 2: Convert to fraction form
    2,528.50/3,790.83 = 1,372.66/x
  3. Step 3: Cross multiply
    2,528.50x = 3,790.83 × 1,372.66
  4. Step 4: Simplify right side
    2,528.50x = 5,203,520.71
  5. Step 5: Solve for x
    x = 5,203,520.71/2,528.50
  6. Step 6: Final answer
    x = 2,057.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.