Home / 11,027.45-15,218.00-5,991.77

Finding the Fourth Proportional to 11,027.45, 15,218.00 and 5,991.77

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Solution

The fourth proportional to 11,027.45, 15,218.00 and 5,991.77 is: 8,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.45 : 15,218.00 = 5,991.77 : x
  2. Step 2: Convert to fraction form
    11,027.45/15,218.00 = 5,991.77/x
  3. Step 3: Cross multiply
    11,027.45x = 15,218.00 × 5,991.77
  4. Step 4: Simplify right side
    11,027.45x = 91,182,649.81
  5. Step 5: Solve for x
    x = 91,182,649.81/11,027.45
  6. Step 6: Final answer
    x = 8,268.70

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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.