Home / 3,251.75-4,482.74-2,318.63

Finding the Fourth Proportional to 3,251.75, 4,482.74 and 2,318.63

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Solution

The fourth proportional to 3,251.75, 4,482.74 and 2,318.63 is: 3,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.75 : 4,482.74 = 2,318.63 : x
  2. Step 2: Convert to fraction form
    3,251.75/4,482.74 = 2,318.63/x
  3. Step 3: Cross multiply
    3,251.75x = 4,482.74 × 2,318.63
  4. Step 4: Simplify right side
    3,251.75x = 10,393,798.83
  5. Step 5: Solve for x
    x = 10,393,798.83/3,251.75
  6. Step 6: Final answer
    x = 3,196.38

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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.