Home / 6,964.93-10,447.40-3,499.75

Finding the Fourth Proportional to 6,964.93, 10,447.40 and 3,499.75

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Solution

The fourth proportional to 6,964.93, 10,447.40 and 3,499.75 is: 5,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,964.93 : 10,447.40 = 3,499.75 : x
  2. Step 2: Convert to fraction form
    6,964.93/10,447.40 = 3,499.75/x
  3. Step 3: Cross multiply
    6,964.93x = 10,447.40 × 3,499.75
  4. Step 4: Simplify right side
    6,964.93x = 36,563,288.15
  5. Step 5: Solve for x
    x = 36,563,288.15/6,964.93
  6. Step 6: Final answer
    x = 5,249.63

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1.5x scale

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.