Home / 2,299.57-3,173.43-1,251.63

Finding the Fourth Proportional to 2,299.57, 3,173.43 and 1,251.63

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Solution

The fourth proportional to 2,299.57, 3,173.43 and 1,251.63 is: 1,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.57 : 3,173.43 = 1,251.63 : x
  2. Step 2: Convert to fraction form
    2,299.57/3,173.43 = 1,251.63/x
  3. Step 3: Cross multiply
    2,299.57x = 3,173.43 × 1,251.63
  4. Step 4: Simplify right side
    2,299.57x = 3,971,960.19
  5. Step 5: Solve for x
    x = 3,971,960.19/2,299.57
  6. Step 6: Final answer
    x = 1,727.26

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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.