Home / 5,491.08-8,234.88-2,892.60

Finding the Fourth Proportional to 5,491.08, 8,234.88 and 2,892.60

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Solution

The fourth proportional to 5,491.08, 8,234.88 and 2,892.60 is: 4,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.08 : 8,234.88 = 2,892.60 : x
  2. Step 2: Convert to fraction form
    5,491.08/8,234.88 = 2,892.60/x
  3. Step 3: Cross multiply
    5,491.08x = 8,234.88 × 2,892.60
  4. Step 4: Simplify right side
    5,491.08x = 23,820,213.89
  5. Step 5: Solve for x
    x = 23,820,213.89/5,491.08
  6. Step 6: Final answer
    x = 4,337.98

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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.