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Finding the Fourth Proportional to 4,805.00, 7,208.17 and 1,684.28

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Solution

The fourth proportional to 4,805.00, 7,208.17 and 1,684.28 is: 2,526.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.00 : 7,208.17 = 1,684.28 : x
  2. Step 2: Convert to fraction form
    4,805.00/7,208.17 = 1,684.28/x
  3. Step 3: Cross multiply
    4,805.00x = 7,208.17 × 1,684.28
  4. Step 4: Simplify right side
    4,805.00x = 12,140,590.38
  5. Step 5: Solve for x
    x = 12,140,590.38/4,805.00
  6. Step 6: Final answer
    x = 2,526.66

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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.