Home / 3,626.58-5,439.45-1,161.18

Finding the Fourth Proportional to 3,626.58, 5,439.45 and 1,161.18

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Solution

The fourth proportional to 3,626.58, 5,439.45 and 1,161.18 is: 1,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.58 : 5,439.45 = 1,161.18 : x
  2. Step 2: Convert to fraction form
    3,626.58/5,439.45 = 1,161.18/x
  3. Step 3: Cross multiply
    3,626.58x = 5,439.45 × 1,161.18
  4. Step 4: Simplify right side
    3,626.58x = 6,316,180.55
  5. Step 5: Solve for x
    x = 6,316,180.55/3,626.58
  6. Step 6: Final answer
    x = 1,741.64

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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.