Home / 3,321.28-4,578.48-2,323.44

Finding the Fourth Proportional to 3,321.28, 4,578.48 and 2,323.44

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Solution

The fourth proportional to 3,321.28, 4,578.48 and 2,323.44 is: 3,202.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.28 : 4,578.48 = 2,323.44 : x
  2. Step 2: Convert to fraction form
    3,321.28/4,578.48 = 2,323.44/x
  3. Step 3: Cross multiply
    3,321.28x = 4,578.48 × 2,323.44
  4. Step 4: Simplify right side
    3,321.28x = 10,637,823.57
  5. Step 5: Solve for x
    x = 10,637,823.57/3,321.28
  6. Step 6: Final answer
    x = 3,202.93

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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.