Home / 5,401.48-8,104.38-2,325.64

Finding the Fourth Proportional to 5,401.48, 8,104.38 and 2,325.64

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Solution

The fourth proportional to 5,401.48, 8,104.38 and 2,325.64 is: 3,489.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.48 : 8,104.38 = 2,325.64 : x
  2. Step 2: Convert to fraction form
    5,401.48/8,104.38 = 2,325.64/x
  3. Step 3: Cross multiply
    5,401.48x = 8,104.38 × 2,325.64
  4. Step 4: Simplify right side
    5,401.48x = 18,847,870.30
  5. Step 5: Solve for x
    x = 18,847,870.30/5,401.48
  6. Step 6: Final answer
    x = 3,489.39

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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.