Home / 11,383.47-17,077.02-4,809.71

Finding the Fourth Proportional to 11,383.47, 17,077.02 and 4,809.71

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Solution

The fourth proportional to 11,383.47, 17,077.02 and 4,809.71 is: 7,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.47 : 17,077.02 = 4,809.71 : x
  2. Step 2: Convert to fraction form
    11,383.47/17,077.02 = 4,809.71/x
  3. Step 3: Cross multiply
    11,383.47x = 17,077.02 × 4,809.71
  4. Step 4: Simplify right side
    11,383.47x = 82,135,513.86
  5. Step 5: Solve for x
    x = 82,135,513.86/11,383.47
  6. Step 6: Final answer
    x = 7,215.33

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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.