Home / 3,516.64-4,853.55-2,381.80

Finding the Fourth Proportional to 3,516.64, 4,853.55 and 2,381.80

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Solution

The fourth proportional to 3,516.64, 4,853.55 and 2,381.80 is: 3,287.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.64 : 4,853.55 = 2,381.80 : x
  2. Step 2: Convert to fraction form
    3,516.64/4,853.55 = 2,381.80/x
  3. Step 3: Cross multiply
    3,516.64x = 4,853.55 × 2,381.80
  4. Step 4: Simplify right side
    3,516.64x = 11,560,185.39
  5. Step 5: Solve for x
    x = 11,560,185.39/3,516.64
  6. Step 6: Final answer
    x = 3,287.28

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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.