Home / 3,269.24-4,511.88-1,943.24

Finding the Fourth Proportional to 3,269.24, 4,511.88 and 1,943.24

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Solution

The fourth proportional to 3,269.24, 4,511.88 and 1,943.24 is: 2,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.24 : 4,511.88 = 1,943.24 : x
  2. Step 2: Convert to fraction form
    3,269.24/4,511.88 = 1,943.24/x
  3. Step 3: Cross multiply
    3,269.24x = 4,511.88 × 1,943.24
  4. Step 4: Simplify right side
    3,269.24x = 8,767,665.69
  5. Step 5: Solve for x
    x = 8,767,665.69/3,269.24
  6. Step 6: Final answer
    x = 2,681.87

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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.