Home / 8,162.37-11,267.51-5,513.36

Finding the Fourth Proportional to 8,162.37, 11,267.51 and 5,513.36

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Solution

The fourth proportional to 8,162.37, 11,267.51 and 5,513.36 is: 7,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.37 : 11,267.51 = 5,513.36 : x
  2. Step 2: Convert to fraction form
    8,162.37/11,267.51 = 5,513.36/x
  3. Step 3: Cross multiply
    8,162.37x = 11,267.51 × 5,513.36
  4. Step 4: Simplify right side
    8,162.37x = 62,121,839.54
  5. Step 5: Solve for x
    x = 62,121,839.54/8,162.37
  6. Step 6: Final answer
    x = 7,610.76

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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.