Home / 4,132.80-6,200.19-1,211.10

Finding the Fourth Proportional to 4,132.80, 6,200.19 and 1,211.10

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Solution

The fourth proportional to 4,132.80, 6,200.19 and 1,211.10 is: 1,816.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.80 : 6,200.19 = 1,211.10 : x
  2. Step 2: Convert to fraction form
    4,132.80/6,200.19 = 1,211.10/x
  3. Step 3: Cross multiply
    4,132.80x = 6,200.19 × 1,211.10
  4. Step 4: Simplify right side
    4,132.80x = 7,509,050.11
  5. Step 5: Solve for x
    x = 7,509,050.11/4,132.80
  6. Step 6: Final answer
    x = 1,816.94

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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.