Home / 4,255.94-5,874.78-2,488.11

Finding the Fourth Proportional to 4,255.94, 5,874.78 and 2,488.11

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Solution

The fourth proportional to 4,255.94, 5,874.78 and 2,488.11 is: 3,434.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.94 : 5,874.78 = 2,488.11 : x
  2. Step 2: Convert to fraction form
    4,255.94/5,874.78 = 2,488.11/x
  3. Step 3: Cross multiply
    4,255.94x = 5,874.78 × 2,488.11
  4. Step 4: Simplify right side
    4,255.94x = 14,617,098.87
  5. Step 5: Solve for x
    x = 14,617,098.87/4,255.94
  6. Step 6: Final answer
    x = 3,434.52

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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.