Home / 6,829.08-10,247.60-2,880.09

Finding the Fourth Proportional to 6,829.08, 10,247.60 and 2,880.09

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Solution

The fourth proportional to 6,829.08, 10,247.60 and 2,880.09 is: 4,321.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829.08 : 10,247.60 = 2,880.09 : x
  2. Step 2: Convert to fraction form
    6,829.08/10,247.60 = 2,880.09/x
  3. Step 3: Cross multiply
    6,829.08x = 10,247.60 × 2,880.09
  4. Step 4: Simplify right side
    6,829.08x = 29,513,995.88
  5. Step 5: Solve for x
    x = 29,513,995.88/6,829.08
  6. Step 6: Final answer
    x = 4,321.81

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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.