Home / 4,438.36-6,660.24-4,401.64

Finding the Fourth Proportional to 4,438.36, 6,660.24 and 4,401.64

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Solution

The fourth proportional to 4,438.36, 6,660.24 and 4,401.64 is: 6,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.36 : 6,660.24 = 4,401.64 : x
  2. Step 2: Convert to fraction form
    4,438.36/6,660.24 = 4,401.64/x
  3. Step 3: Cross multiply
    4,438.36x = 6,660.24 × 4,401.64
  4. Step 4: Simplify right side
    4,438.36x = 29,315,978.79
  5. Step 5: Solve for x
    x = 29,315,978.79/4,438.36
  6. Step 6: Final answer
    x = 6,605.14

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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.