Home / 4,855.32-7,279.62-2,256.84

Finding the Fourth Proportional to 4,855.32, 7,279.62 and 2,256.84

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Solution

The fourth proportional to 4,855.32, 7,279.62 and 2,256.84 is: 3,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.32 : 7,279.62 = 2,256.84 : x
  2. Step 2: Convert to fraction form
    4,855.32/7,279.62 = 2,256.84/x
  3. Step 3: Cross multiply
    4,855.32x = 7,279.62 × 2,256.84
  4. Step 4: Simplify right side
    4,855.32x = 16,428,937.60
  5. Step 5: Solve for x
    x = 16,428,937.60/4,855.32
  6. Step 6: Final answer
    x = 3,383.70

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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.