Home / 4,079.08-5,629.44-2,310.64

Finding the Fourth Proportional to 4,079.08, 5,629.44 and 2,310.64

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Solution

The fourth proportional to 4,079.08, 5,629.44 and 2,310.64 is: 3,188.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.08 : 5,629.44 = 2,310.64 : x
  2. Step 2: Convert to fraction form
    4,079.08/5,629.44 = 2,310.64/x
  3. Step 3: Cross multiply
    4,079.08x = 5,629.44 × 2,310.64
  4. Step 4: Simplify right side
    4,079.08x = 13,007,609.24
  5. Step 5: Solve for x
    x = 13,007,609.24/4,079.08
  6. Step 6: Final answer
    x = 3,188.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.