Home / 11,059.11-15,260.97-6,277.77

Finding the Fourth Proportional to 11,059.11, 15,260.97 and 6,277.77

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Solution

The fourth proportional to 11,059.11, 15,260.97 and 6,277.77 is: 8,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.11 : 15,260.97 = 6,277.77 : x
  2. Step 2: Convert to fraction form
    11,059.11/15,260.97 = 6,277.77/x
  3. Step 3: Cross multiply
    11,059.11x = 15,260.97 × 6,277.77
  4. Step 4: Simplify right side
    11,059.11x = 95,804,859.64
  5. Step 5: Solve for x
    x = 95,804,859.64/11,059.11
  6. Step 6: Final answer
    x = 8,662.98

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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.