Home / 3,676.78-5,527.32-3,406.24

Finding the Fourth Proportional to 3,676.78, 5,527.32 and 3,406.24

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Solution

The fourth proportional to 3,676.78, 5,527.32 and 3,406.24 is: 5,120.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.78 : 5,527.32 = 3,406.24 : x
  2. Step 2: Convert to fraction form
    3,676.78/5,527.32 = 3,406.24/x
  3. Step 3: Cross multiply
    3,676.78x = 5,527.32 × 3,406.24
  4. Step 4: Simplify right side
    3,676.78x = 18,827,378.48
  5. Step 5: Solve for x
    x = 18,827,378.48/3,676.78
  6. Step 6: Final answer
    x = 5,120.62

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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.