Home / 4,132.76-6,198.32-1,211.09

Finding the Fourth Proportional to 4,132.76, 6,198.32 and 1,211.09

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Solution

The fourth proportional to 4,132.76, 6,198.32 and 1,211.09 is: 1,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.76 : 6,198.32 = 1,211.09 : x
  2. Step 2: Convert to fraction form
    4,132.76/6,198.32 = 1,211.09/x
  3. Step 3: Cross multiply
    4,132.76x = 6,198.32 × 1,211.09
  4. Step 4: Simplify right side
    4,132.76x = 7,506,695.40
  5. Step 5: Solve for x
    x = 7,506,695.40/4,132.76
  6. Step 6: Final answer
    x = 1,816.39

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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.