Home / 11,238.98-16,858.58-4,997.30

Finding the Fourth Proportional to 11,238.98, 16,858.58 and 4,997.30

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Solution

The fourth proportional to 11,238.98, 16,858.58 and 4,997.30 is: 7,496.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.98 : 16,858.58 = 4,997.30 : x
  2. Step 2: Convert to fraction form
    11,238.98/16,858.58 = 4,997.30/x
  3. Step 3: Cross multiply
    11,238.98x = 16,858.58 × 4,997.30
  4. Step 4: Simplify right side
    11,238.98x = 84,247,381.83
  5. Step 5: Solve for x
    x = 84,247,381.83/11,238.98
  6. Step 6: Final answer
    x = 7,496.00

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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.