Home / 11,273.11-15,558.80-6,560.12

Finding the Fourth Proportional to 11,273.11, 15,558.80 and 6,560.12

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Solution

The fourth proportional to 11,273.11, 15,558.80 and 6,560.12 is: 9,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.11 : 15,558.80 = 6,560.12 : x
  2. Step 2: Convert to fraction form
    11,273.11/15,558.80 = 6,560.12/x
  3. Step 3: Cross multiply
    11,273.11x = 15,558.80 × 6,560.12
  4. Step 4: Simplify right side
    11,273.11x = 102,067,601.15
  5. Step 5: Solve for x
    x = 102,067,601.15/11,273.11
  6. Step 6: Final answer
    x = 9,054.08

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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.