Home / 3,216.53-4,436.79-2,469.35

Finding the Fourth Proportional to 3,216.53, 4,436.79 and 2,469.35

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Solution

The fourth proportional to 3,216.53, 4,436.79 and 2,469.35 is: 3,406.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.53 : 4,436.79 = 2,469.35 : x
  2. Step 2: Convert to fraction form
    3,216.53/4,436.79 = 2,469.35/x
  3. Step 3: Cross multiply
    3,216.53x = 4,436.79 × 2,469.35
  4. Step 4: Simplify right side
    3,216.53x = 10,955,987.39
  5. Step 5: Solve for x
    x = 10,955,987.39/3,216.53
  6. Step 6: Final answer
    x = 3,406.15

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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.