Home / 6,401.21-9,589.05-3,104.31

Finding the Fourth Proportional to 6,401.21, 9,589.05 and 3,104.31

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Solution

The fourth proportional to 6,401.21, 9,589.05 and 3,104.31 is: 4,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401.21 : 9,589.05 = 3,104.31 : x
  2. Step 2: Convert to fraction form
    6,401.21/9,589.05 = 3,104.31/x
  3. Step 3: Cross multiply
    6,401.21x = 9,589.05 × 3,104.31
  4. Step 4: Simplify right side
    6,401.21x = 29,767,383.81
  5. Step 5: Solve for x
    x = 29,767,383.81/6,401.21
  6. Step 6: Final answer
    x = 4,650.28

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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.