Home / 3,803.94-5,248.84-2,125.26

Finding the Fourth Proportional to 3,803.94, 5,248.84 and 2,125.26

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Solution

The fourth proportional to 3,803.94, 5,248.84 and 2,125.26 is: 2,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.94 : 5,248.84 = 2,125.26 : x
  2. Step 2: Convert to fraction form
    3,803.94/5,248.84 = 2,125.26/x
  3. Step 3: Cross multiply
    3,803.94x = 5,248.84 × 2,125.26
  4. Step 4: Simplify right side
    3,803.94x = 11,155,149.70
  5. Step 5: Solve for x
    x = 11,155,149.70/3,803.94
  6. Step 6: Final answer
    x = 2,932.53

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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.