Home / 11,109.37-16,652.44-5,259.01

Finding the Fourth Proportional to 11,109.37, 16,652.44 and 5,259.01

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Solution

The fourth proportional to 11,109.37, 16,652.44 and 5,259.01 is: 7,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109.37 : 16,652.44 = 5,259.01 : x
  2. Step 2: Convert to fraction form
    11,109.37/16,652.44 = 5,259.01/x
  3. Step 3: Cross multiply
    11,109.37x = 16,652.44 × 5,259.01
  4. Step 4: Simplify right side
    11,109.37x = 87,575,348.48
  5. Step 5: Solve for x
    x = 87,575,348.48/11,109.37
  6. Step 6: Final answer
    x = 7,883.02

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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.