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Finding the Fourth Proportional to 3,605.51, 4,976.50 and 2,034.51

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Solution

The fourth proportional to 3,605.51, 4,976.50 and 2,034.51 is: 2,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.51 : 4,976.50 = 2,034.51 : x
  2. Step 2: Convert to fraction form
    3,605.51/4,976.50 = 2,034.51/x
  3. Step 3: Cross multiply
    3,605.51x = 4,976.50 × 2,034.51
  4. Step 4: Simplify right side
    3,605.51x = 10,124,739.02
  5. Step 5: Solve for x
    x = 10,124,739.02/3,605.51
  6. Step 6: Final answer
    x = 2,808.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.