Home / 4,401.68-6,604.96-2,455

Finding the Fourth Proportional to 4,401.68, 6,604.96 and 2,455

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Solution

The fourth proportional to 4,401.68, 6,604.96 and 2,455 is: 3,683.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.68 : 6,604.96 = 2,455 : x
  2. Step 2: Convert to fraction form
    4,401.68/6,604.96 = 2,455/x
  3. Step 3: Cross multiply
    4,401.68x = 6,604.96 × 2,455
  4. Step 4: Simplify right side
    4,401.68x = 16,215,176.80
  5. Step 5: Solve for x
    x = 16,215,176.80/4,401.68
  6. Step 6: Final answer
    x = 3,683.86

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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.