Home / 3,071.54-4,603.20-2,874.71

Finding the Fourth Proportional to 3,071.54, 4,603.20 and 2,874.71

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Solution

The fourth proportional to 3,071.54, 4,603.20 and 2,874.71 is: 4,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.54 : 4,603.20 = 2,874.71 : x
  2. Step 2: Convert to fraction form
    3,071.54/4,603.20 = 2,874.71/x
  3. Step 3: Cross multiply
    3,071.54x = 4,603.20 × 2,874.71
  4. Step 4: Simplify right side
    3,071.54x = 13,232,865.80
  5. Step 5: Solve for x
    x = 13,232,865.80/3,071.54
  6. Step 6: Final answer
    x = 4,308.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.