Home / 4,071.32-5,616.74-2,745.44

Finding the Fourth Proportional to 4,071.32, 5,616.74 and 2,745.44

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Solution

The fourth proportional to 4,071.32, 5,616.74 and 2,745.44 is: 3,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.32 : 5,616.74 = 2,745.44 : x
  2. Step 2: Convert to fraction form
    4,071.32/5,616.74 = 2,745.44/x
  3. Step 3: Cross multiply
    4,071.32x = 5,616.74 × 2,745.44
  4. Step 4: Simplify right side
    4,071.32x = 15,420,422.67
  5. Step 5: Solve for x
    x = 15,420,422.67/4,071.32
  6. Step 6: Final answer
    x = 3,787.57

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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.