Home / 2,568.54-3,544.34-1,449.35

Finding the Fourth Proportional to 2,568.54, 3,544.34 and 1,449.35

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Solution

The fourth proportional to 2,568.54, 3,544.34 and 1,449.35 is: 1,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.54 : 3,544.34 = 1,449.35 : x
  2. Step 2: Convert to fraction form
    2,568.54/3,544.34 = 1,449.35/x
  3. Step 3: Cross multiply
    2,568.54x = 3,544.34 × 1,449.35
  4. Step 4: Simplify right side
    2,568.54x = 5,136,964.21
  5. Step 5: Solve for x
    x = 5,136,964.21/2,568.54
  6. Step 6: Final answer
    x = 1,999.95

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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.