Home / 5,092.38-7,636.05-1,805.00

Finding the Fourth Proportional to 5,092.38, 7,636.05 and 1,805.00

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Solution

The fourth proportional to 5,092.38, 7,636.05 and 1,805.00 is: 2,706.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.38 : 7,636.05 = 1,805.00 : x
  2. Step 2: Convert to fraction form
    5,092.38/7,636.05 = 1,805.00/x
  3. Step 3: Cross multiply
    5,092.38x = 7,636.05 × 1,805.00
  4. Step 4: Simplify right side
    5,092.38x = 13,783,032.07
  5. Step 5: Solve for x
    x = 13,783,032.07/5,092.38
  6. Step 6: Final answer
    x = 2,706.60

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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.