Home / 3,553.32-4,903.69-1,960.08

Finding the Fourth Proportional to 3,553.32, 4,903.69 and 1,960.08

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Solution

The fourth proportional to 3,553.32, 4,903.69 and 1,960.08 is: 2,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.32 : 4,903.69 = 1,960.08 : x
  2. Step 2: Convert to fraction form
    3,553.32/4,903.69 = 1,960.08/x
  3. Step 3: Cross multiply
    3,553.32x = 4,903.69 × 1,960.08
  4. Step 4: Simplify right side
    3,553.32x = 9,611,619.80
  5. Step 5: Solve for x
    x = 9,611,619.80/3,553.32
  6. Step 6: Final answer
    x = 2,704.97

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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.