Home / 2,225.73-3,336.41-1,251.09

Finding the Fourth Proportional to 2,225.73, 3,336.41 and 1,251.09

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Solution

The fourth proportional to 2,225.73, 3,336.41 and 1,251.09 is: 1,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.73 : 3,336.41 = 1,251.09 : x
  2. Step 2: Convert to fraction form
    2,225.73/3,336.41 = 1,251.09/x
  3. Step 3: Cross multiply
    2,225.73x = 3,336.41 × 1,251.09
  4. Step 4: Simplify right side
    2,225.73x = 4,174,142.93
  5. Step 5: Solve for x
    x = 4,174,142.93/2,225.73
  6. Step 6: Final answer
    x = 1,875.40

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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.