Home / 6,684.92-10,029.68-2,989.70

Finding the Fourth Proportional to 6,684.92, 10,029.68 and 2,989.70

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Solution

The fourth proportional to 6,684.92, 10,029.68 and 2,989.70 is: 4,485.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,684.92 : 10,029.68 = 2,989.70 : x
  2. Step 2: Convert to fraction form
    6,684.92/10,029.68 = 2,989.70/x
  3. Step 3: Cross multiply
    6,684.92x = 10,029.68 × 2,989.70
  4. Step 4: Simplify right side
    6,684.92x = 29,985,734.30
  5. Step 5: Solve for x
    x = 29,985,734.30/6,684.92
  6. Step 6: Final answer
    x = 4,485.58

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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.