Home / 7,568.16-11,351.52-2,636.88

Finding the Fourth Proportional to 7,568.16, 11,351.52 and 2,636.88

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Solution

The fourth proportional to 7,568.16, 11,351.52 and 2,636.88 is: 3,955.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.16 : 11,351.52 = 2,636.88 : x
  2. Step 2: Convert to fraction form
    7,568.16/11,351.52 = 2,636.88/x
  3. Step 3: Cross multiply
    7,568.16x = 11,351.52 × 2,636.88
  4. Step 4: Simplify right side
    7,568.16x = 29,932,596.06
  5. Step 5: Solve for x
    x = 29,932,596.06/7,568.16
  6. Step 6: Final answer
    x = 3,955.07

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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.