Home / 4,132.41-6,198.61-1,211.55

Finding the Fourth Proportional to 4,132.41, 6,198.61 and 1,211.55

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Solution

The fourth proportional to 4,132.41, 6,198.61 and 1,211.55 is: 1,817.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.41 : 6,198.61 = 1,211.55 : x
  2. Step 2: Convert to fraction form
    4,132.41/6,198.61 = 1,211.55/x
  3. Step 3: Cross multiply
    4,132.41x = 6,198.61 × 1,211.55
  4. Step 4: Simplify right side
    4,132.41x = 7,509,925.95
  5. Step 5: Solve for x
    x = 7,509,925.95/4,132.41
  6. Step 6: Final answer
    x = 1,817.32

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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.