Home / 11,827.76-17,741.25-4,805.70

Finding the Fourth Proportional to 11,827.76, 17,741.25 and 4,805.70

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Solution

The fourth proportional to 11,827.76, 17,741.25 and 4,805.70 is: 7,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.76 : 17,741.25 = 4,805.70 : x
  2. Step 2: Convert to fraction form
    11,827.76/17,741.25 = 4,805.70/x
  3. Step 3: Cross multiply
    11,827.76x = 17,741.25 × 4,805.70
  4. Step 4: Simplify right side
    11,827.76x = 85,259,036.42
  5. Step 5: Solve for x
    x = 85,259,036.42/11,827.76
  6. Step 6: Final answer
    x = 7,208.39

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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.