Home / 6,911.39-10,365.63-2,231.83

Finding the Fourth Proportional to 6,911.39, 10,365.63 and 2,231.83

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Solution

The fourth proportional to 6,911.39, 10,365.63 and 2,231.83 is: 3,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.39 : 10,365.63 = 2,231.83 : x
  2. Step 2: Convert to fraction form
    6,911.39/10,365.63 = 2,231.83/x
  3. Step 3: Cross multiply
    6,911.39x = 10,365.63 × 2,231.83
  4. Step 4: Simplify right side
    6,911.39x = 23,134,324.00
  5. Step 5: Solve for x
    x = 23,134,324.00/6,911.39
  6. Step 6: Final answer
    x = 3,347.28

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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.