Home / 6,885.46-10,329.41-2,992.60

Finding the Fourth Proportional to 6,885.46, 10,329.41 and 2,992.60

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Solution

The fourth proportional to 6,885.46, 10,329.41 and 2,992.60 is: 4,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.46 : 10,329.41 = 2,992.60 : x
  2. Step 2: Convert to fraction form
    6,885.46/10,329.41 = 2,992.60/x
  3. Step 3: Cross multiply
    6,885.46x = 10,329.41 × 2,992.60
  4. Step 4: Simplify right side
    6,885.46x = 30,911,792.37
  5. Step 5: Solve for x
    x = 30,911,792.37/6,885.46
  6. Step 6: Final answer
    x = 4,489.43

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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.