Home / 11,078.00-16,600.59-9,117.56

Finding the Fourth Proportional to 11,078.00, 16,600.59 and 9,117.56

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Solution

The fourth proportional to 11,078.00, 16,600.59 and 9,117.56 is: 13,662.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.00 : 16,600.59 = 9,117.56 : x
  2. Step 2: Convert to fraction form
    11,078.00/16,600.59 = 9,117.56/x
  3. Step 3: Cross multiply
    11,078.00x = 16,600.59 × 9,117.56
  4. Step 4: Simplify right side
    11,078.00x = 151,356,939.66
  5. Step 5: Solve for x
    x = 151,356,939.66/11,078.00
  6. Step 6: Final answer
    x = 13,662.84

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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.