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Finding the Fourth Proportional to 4,893.03, 7,340.60 and 1,605.99

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Solution

The fourth proportional to 4,893.03, 7,340.60 and 1,605.99 is: 2,409.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.03 : 7,340.60 = 1,605.99 : x
  2. Step 2: Convert to fraction form
    4,893.03/7,340.60 = 1,605.99/x
  3. Step 3: Cross multiply
    4,893.03x = 7,340.60 × 1,605.99
  4. Step 4: Simplify right side
    4,893.03x = 11,788,961.74
  5. Step 5: Solve for x
    x = 11,788,961.74/4,893.03
  6. Step 6: Final answer
    x = 2,409.34

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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.