Home / 3,690.42-5,535.62-1,093.56

Finding the Fourth Proportional to 3,690.42, 5,535.62 and 1,093.56

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Solution

The fourth proportional to 3,690.42, 5,535.62 and 1,093.56 is: 1,640.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.42 : 5,535.62 = 1,093.56 : x
  2. Step 2: Convert to fraction form
    3,690.42/5,535.62 = 1,093.56/x
  3. Step 3: Cross multiply
    3,690.42x = 5,535.62 × 1,093.56
  4. Step 4: Simplify right side
    3,690.42x = 6,053,532.61
  5. Step 5: Solve for x
    x = 6,053,532.61/3,690.42
  6. Step 6: Final answer
    x = 1,640.34

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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.