Home / 5,013.54-6,912.27-3,438.90

Finding the Fourth Proportional to 5,013.54, 6,912.27 and 3,438.90

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Solution

The fourth proportional to 5,013.54, 6,912.27 and 3,438.90 is: 4,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.54 : 6,912.27 = 3,438.90 : x
  2. Step 2: Convert to fraction form
    5,013.54/6,912.27 = 3,438.90/x
  3. Step 3: Cross multiply
    5,013.54x = 6,912.27 × 3,438.90
  4. Step 4: Simplify right side
    5,013.54x = 23,770,605.30
  5. Step 5: Solve for x
    x = 23,770,605.30/5,013.54
  6. Step 6: Final answer
    x = 4,741.28

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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.