Home / 5,049.37-6,967.95-2,811.34

Finding the Fourth Proportional to 5,049.37, 6,967.95 and 2,811.34

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Solution

The fourth proportional to 5,049.37, 6,967.95 and 2,811.34 is: 3,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.37 : 6,967.95 = 2,811.34 : x
  2. Step 2: Convert to fraction form
    5,049.37/6,967.95 = 2,811.34/x
  3. Step 3: Cross multiply
    5,049.37x = 6,967.95 × 2,811.34
  4. Step 4: Simplify right side
    5,049.37x = 19,589,276.55
  5. Step 5: Solve for x
    x = 19,589,276.55/5,049.37
  6. Step 6: Final answer
    x = 3,879.55

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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.