Home / 6,974.42-10,451.55-3,889.94

Finding the Fourth Proportional to 6,974.42, 10,451.55 and 3,889.94

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Solution

The fourth proportional to 6,974.42, 10,451.55 and 3,889.94 is: 5,829.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.42 : 10,451.55 = 3,889.94 : x
  2. Step 2: Convert to fraction form
    6,974.42/10,451.55 = 3,889.94/x
  3. Step 3: Cross multiply
    6,974.42x = 10,451.55 × 3,889.94
  4. Step 4: Simplify right side
    6,974.42x = 40,655,902.41
  5. Step 5: Solve for x
    x = 40,655,902.41/6,974.42
  6. Step 6: Final answer
    x = 5,829.29

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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.