Home / 3,627.35-5,439.86-1,161.59

Finding the Fourth Proportional to 3,627.35, 5,439.86 and 1,161.59

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Solution

The fourth proportional to 3,627.35, 5,439.86 and 1,161.59 is: 1,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.35 : 5,439.86 = 1,161.59 : x
  2. Step 2: Convert to fraction form
    3,627.35/5,439.86 = 1,161.59/x
  3. Step 3: Cross multiply
    3,627.35x = 5,439.86 × 1,161.59
  4. Step 4: Simplify right side
    3,627.35x = 6,318,859.78
  5. Step 5: Solve for x
    x = 6,318,859.78/3,627.35
  6. Step 6: Final answer
    x = 1,742.00

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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.