Home / 7,629.79-11,444.55-2,083.11

Finding the Fourth Proportional to 7,629.79, 11,444.55 and 2,083.11

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Solution

The fourth proportional to 7,629.79, 11,444.55 and 2,083.11 is: 3,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.79 : 11,444.55 = 2,083.11 : x
  2. Step 2: Convert to fraction form
    7,629.79/11,444.55 = 2,083.11/x
  3. Step 3: Cross multiply
    7,629.79x = 11,444.55 × 2,083.11
  4. Step 4: Simplify right side
    7,629.79x = 23,840,256.55
  5. Step 5: Solve for x
    x = 23,840,256.55/7,629.79
  6. Step 6: Final answer
    x = 3,124.63

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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.