Home / 11,239.79-16,858.87-4,997.93

Finding the Fourth Proportional to 11,239.79, 16,858.87 and 4,997.93

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Solution

The fourth proportional to 11,239.79, 16,858.87 and 4,997.93 is: 7,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.79 : 16,858.87 = 4,997.93 : x
  2. Step 2: Convert to fraction form
    11,239.79/16,858.87 = 4,997.93/x
  3. Step 3: Cross multiply
    11,239.79x = 16,858.87 × 4,997.93
  4. Step 4: Simplify right side
    11,239.79x = 84,259,355.35
  5. Step 5: Solve for x
    x = 84,259,355.35/11,239.79
  6. Step 6: Final answer
    x = 7,496.53

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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.