Home / 4,912.13-6,774.24-3,656.36

Finding the Fourth Proportional to 4,912.13, 6,774.24 and 3,656.36

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Solution

The fourth proportional to 4,912.13, 6,774.24 and 3,656.36 is: 5,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.13 : 6,774.24 = 3,656.36 : x
  2. Step 2: Convert to fraction form
    4,912.13/6,774.24 = 3,656.36/x
  3. Step 3: Cross multiply
    4,912.13x = 6,774.24 × 3,656.36
  4. Step 4: Simplify right side
    4,912.13x = 24,769,026.30
  5. Step 5: Solve for x
    x = 24,769,026.30/4,912.13
  6. Step 6: Final answer
    x = 5,042.43

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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.