Home / 3,676.32-5,515.92-2,443.68

Finding the Fourth Proportional to 3,676.32, 5,515.92 and 2,443.68

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Solution

The fourth proportional to 3,676.32, 5,515.92 and 2,443.68 is: 3,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.32 : 5,515.92 = 2,443.68 : x
  2. Step 2: Convert to fraction form
    3,676.32/5,515.92 = 2,443.68/x
  3. Step 3: Cross multiply
    3,676.32x = 5,515.92 × 2,443.68
  4. Step 4: Simplify right side
    3,676.32x = 13,479,143.39
  5. Step 5: Solve for x
    x = 13,479,143.39/3,676.32
  6. Step 6: Final answer
    x = 3,666.48

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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.