Home / 10,989.73-16,484.37-2,669.79

Finding the Fourth Proportional to 10,989.73, 16,484.37 and 2,669.79

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Solution

The fourth proportional to 10,989.73, 16,484.37 and 2,669.79 is: 4,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989.73 : 16,484.37 = 2,669.79 : x
  2. Step 2: Convert to fraction form
    10,989.73/16,484.37 = 2,669.79/x
  3. Step 3: Cross multiply
    10,989.73x = 16,484.37 × 2,669.79
  4. Step 4: Simplify right side
    10,989.73x = 44,009,806.18
  5. Step 5: Solve for x
    x = 44,009,806.18/10,989.73
  6. Step 6: Final answer
    x = 4,004.63

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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.