Home / 10,877.63-16,316.45-2,669.63

Finding the Fourth Proportional to 10,877.63, 16,316.45 and 2,669.63

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Solution

The fourth proportional to 10,877.63, 16,316.45 and 2,669.63 is: 4,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.63 : 16,316.45 = 2,669.63 : x
  2. Step 2: Convert to fraction form
    10,877.63/16,316.45 = 2,669.63/x
  3. Step 3: Cross multiply
    10,877.63x = 16,316.45 × 2,669.63
  4. Step 4: Simplify right side
    10,877.63x = 43,558,789.48
  5. Step 5: Solve for x
    x = 43,558,789.48/10,877.63
  6. Step 6: Final answer
    x = 4,004.44

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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.