Home / 5,401.03-8,102.41-2,281.50

Finding the Fourth Proportional to 5,401.03, 8,102.41 and 2,281.50

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Solution

The fourth proportional to 5,401.03, 8,102.41 and 2,281.50 is: 3,422.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.03 : 8,102.41 = 2,281.50 : x
  2. Step 2: Convert to fraction form
    5,401.03/8,102.41 = 2,281.50/x
  3. Step 3: Cross multiply
    5,401.03x = 8,102.41 × 2,281.50
  4. Step 4: Simplify right side
    5,401.03x = 18,485,648.42
  5. Step 5: Solve for x
    x = 18,485,648.42/5,401.03
  6. Step 6: Final answer
    x = 3,422.62

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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.