Home / 4,914.24-6,778.44-3,051.12

Finding the Fourth Proportional to 4,914.24, 6,778.44 and 3,051.12

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Solution

The fourth proportional to 4,914.24, 6,778.44 and 3,051.12 is: 4,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.24 : 6,778.44 = 3,051.12 : x
  2. Step 2: Convert to fraction form
    4,914.24/6,778.44 = 3,051.12/x
  3. Step 3: Cross multiply
    4,914.24x = 6,778.44 × 3,051.12
  4. Step 4: Simplify right side
    4,914.24x = 20,681,833.85
  5. Step 5: Solve for x
    x = 20,681,833.85/4,914.24
  6. Step 6: Final answer
    x = 4,208.55

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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.