Home / 8,997.37-12,416.25-5,018.55

Finding the Fourth Proportional to 8,997.37, 12,416.25 and 5,018.55

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Solution

The fourth proportional to 8,997.37, 12,416.25 and 5,018.55 is: 6,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.37 : 12,416.25 = 5,018.55 : x
  2. Step 2: Convert to fraction form
    8,997.37/12,416.25 = 5,018.55/x
  3. Step 3: Cross multiply
    8,997.37x = 12,416.25 × 5,018.55
  4. Step 4: Simplify right side
    8,997.37x = 62,311,571.44
  5. Step 5: Solve for x
    x = 62,311,571.44/8,997.37
  6. Step 6: Final answer
    x = 6,925.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.