Home / 3,267.95-4,511.90-2,382.21

Finding the Fourth Proportional to 3,267.95, 4,511.90 and 2,382.21

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Solution

The fourth proportional to 3,267.95, 4,511.90 and 2,382.21 is: 3,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.95 : 4,511.90 = 2,382.21 : x
  2. Step 2: Convert to fraction form
    3,267.95/4,511.90 = 2,382.21/x
  3. Step 3: Cross multiply
    3,267.95x = 4,511.90 × 2,382.21
  4. Step 4: Simplify right side
    3,267.95x = 10,748,299.25
  5. Step 5: Solve for x
    x = 10,748,299.25/3,267.95
  6. Step 6: Final answer
    x = 3,289.01

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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.