Home / 3,269.10-4,511.24-1,942.86

Finding the Fourth Proportional to 3,269.10, 4,511.24 and 1,942.86

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Solution

The fourth proportional to 3,269.10, 4,511.24 and 1,942.86 is: 2,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.10 : 4,511.24 = 1,942.86 : x
  2. Step 2: Convert to fraction form
    3,269.10/4,511.24 = 1,942.86/x
  3. Step 3: Cross multiply
    3,269.10x = 4,511.24 × 1,942.86
  4. Step 4: Simplify right side
    3,269.10x = 8,764,707.75
  5. Step 5: Solve for x
    x = 8,764,707.75/3,269.10
  6. Step 6: Final answer
    x = 2,681.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.