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Finding the Fourth Proportional to 3,329.51, 4,603.03 and 2,913.98

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Solution

The fourth proportional to 3,329.51, 4,603.03 and 2,913.98 is: 4,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.51 : 4,603.03 = 2,913.98 : x
  2. Step 2: Convert to fraction form
    3,329.51/4,603.03 = 2,913.98/x
  3. Step 3: Cross multiply
    3,329.51x = 4,603.03 × 2,913.98
  4. Step 4: Simplify right side
    3,329.51x = 13,413,107.06
  5. Step 5: Solve for x
    x = 13,413,107.06/3,329.51
  6. Step 6: Final answer
    x = 4,028.56

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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.