Home / 5,356.88-8,037.84-2,239.12

Finding the Fourth Proportional to 5,356.88, 8,037.84 and 2,239.12

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Solution

The fourth proportional to 5,356.88, 8,037.84 and 2,239.12 is: 3,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.88 : 8,037.84 = 2,239.12 : x
  2. Step 2: Convert to fraction form
    5,356.88/8,037.84 = 2,239.12/x
  3. Step 3: Cross multiply
    5,356.88x = 8,037.84 × 2,239.12
  4. Step 4: Simplify right side
    5,356.88x = 17,997,688.30
  5. Step 5: Solve for x
    x = 17,997,688.30/5,356.88
  6. Step 6: Final answer
    x = 3,359.73

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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.