Home / 8,216.06-12,322.28-2,371.40

Finding the Fourth Proportional to 8,216.06, 12,322.28 and 2,371.40

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Solution

The fourth proportional to 8,216.06, 12,322.28 and 2,371.40 is: 3,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.06 : 12,322.28 = 2,371.40 : x
  2. Step 2: Convert to fraction form
    8,216.06/12,322.28 = 2,371.40/x
  3. Step 3: Cross multiply
    8,216.06x = 12,322.28 × 2,371.40
  4. Step 4: Simplify right side
    8,216.06x = 29,221,054.79
  5. Step 5: Solve for x
    x = 29,221,054.79/8,216.06
  6. Step 6: Final answer
    x = 3,556.58

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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.