Home / 11,239.64-16,858.44-4,999.94

Finding the Fourth Proportional to 11,239.64, 16,858.44 and 4,999.94

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Solution

The fourth proportional to 11,239.64, 16,858.44 and 4,999.94 is: 7,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.64 : 16,858.44 = 4,999.94 : x
  2. Step 2: Convert to fraction form
    11,239.64/16,858.44 = 4,999.94/x
  3. Step 3: Cross multiply
    11,239.64x = 16,858.44 × 4,999.94
  4. Step 4: Simplify right side
    11,239.64x = 84,291,188.49
  5. Step 5: Solve for x
    x = 84,291,188.49/11,239.64
  6. Step 6: Final answer
    x = 7,499.46

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Similar ratio
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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.