Home / 11,333.88-16,983.49-4,756.47

Finding the Fourth Proportional to 11,333.88, 16,983.49 and 4,756.47

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Solution

The fourth proportional to 11,333.88, 16,983.49 and 4,756.47 is: 7,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.88 : 16,983.49 = 4,756.47 : x
  2. Step 2: Convert to fraction form
    11,333.88/16,983.49 = 4,756.47/x
  3. Step 3: Cross multiply
    11,333.88x = 16,983.49 × 4,756.47
  4. Step 4: Simplify right side
    11,333.88x = 80,781,460.68
  5. Step 5: Solve for x
    x = 80,781,460.68/11,333.88
  6. Step 6: Final answer
    x = 7,127.43

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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.