Home / 6,659.77-9,989.66-2,277.27

Finding the Fourth Proportional to 6,659.77, 9,989.66 and 2,277.27

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Solution

The fourth proportional to 6,659.77, 9,989.66 and 2,277.27 is: 3,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.77 : 9,989.66 = 2,277.27 : x
  2. Step 2: Convert to fraction form
    6,659.77/9,989.66 = 2,277.27/x
  3. Step 3: Cross multiply
    6,659.77x = 9,989.66 × 2,277.27
  4. Step 4: Simplify right side
    6,659.77x = 22,749,121.26
  5. Step 5: Solve for x
    x = 22,749,121.26/6,659.77
  6. Step 6: Final answer
    x = 3,415.90

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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.