Home / 3,676.55-5,074.32-2,104.64

Finding the Fourth Proportional to 3,676.55, 5,074.32 and 2,104.64

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Solution

The fourth proportional to 3,676.55, 5,074.32 and 2,104.64 is: 2,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.55 : 5,074.32 = 2,104.64 : x
  2. Step 2: Convert to fraction form
    3,676.55/5,074.32 = 2,104.64/x
  3. Step 3: Cross multiply
    3,676.55x = 5,074.32 × 2,104.64
  4. Step 4: Simplify right side
    3,676.55x = 10,679,629.53
  5. Step 5: Solve for x
    x = 10,679,629.53/3,676.55
  6. Step 6: Final answer
    x = 2,904.80

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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.