Home / 5,687.20-8,532.40-2,401.84

Finding the Fourth Proportional to 5,687.20, 8,532.40 and 2,401.84

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Solution

The fourth proportional to 5,687.20, 8,532.40 and 2,401.84 is: 3,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.20 : 8,532.40 = 2,401.84 : x
  2. Step 2: Convert to fraction form
    5,687.20/8,532.40 = 2,401.84/x
  3. Step 3: Cross multiply
    5,687.20x = 8,532.40 × 2,401.84
  4. Step 4: Simplify right side
    5,687.20x = 20,493,459.62
  5. Step 5: Solve for x
    x = 20,493,459.62/5,687.20
  6. Step 6: Final answer
    x = 3,603.44

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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.