Home / 5,586.78-8,380.25-2,423.50

Finding the Fourth Proportional to 5,586.78, 8,380.25 and 2,423.50

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Solution

The fourth proportional to 5,586.78, 8,380.25 and 2,423.50 is: 3,635.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.78 : 8,380.25 = 2,423.50 : x
  2. Step 2: Convert to fraction form
    5,586.78/8,380.25 = 2,423.50/x
  3. Step 3: Cross multiply
    5,586.78x = 8,380.25 × 2,423.50
  4. Step 4: Simplify right side
    5,586.78x = 20,309,511.90
  5. Step 5: Solve for x
    x = 20,309,511.90/5,586.78
  6. Step 6: Final answer
    x = 3,635.28

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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.