Home / 3,276.40-4,513.49-2,435.65

Finding the Fourth Proportional to 3,276.40, 4,513.49 and 2,435.65

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Solution

The fourth proportional to 3,276.40, 4,513.49 and 2,435.65 is: 3,355.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.40 : 4,513.49 = 2,435.65 : x
  2. Step 2: Convert to fraction form
    3,276.40/4,513.49 = 2,435.65/x
  3. Step 3: Cross multiply
    3,276.40x = 4,513.49 × 2,435.65
  4. Step 4: Simplify right side
    3,276.40x = 10,993,247.17
  5. Step 5: Solve for x
    x = 10,993,247.17/3,276.40
  6. Step 6: Final answer
    x = 3,355.29

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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.