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Finding the Fourth Proportional to 3,068.84, 4,603.26 and 1,335.44

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Solution

The fourth proportional to 3,068.84, 4,603.26 and 1,335.44 is: 2,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.84 : 4,603.26 = 1,335.44 : x
  2. Step 2: Convert to fraction form
    3,068.84/4,603.26 = 1,335.44/x
  3. Step 3: Cross multiply
    3,068.84x = 4,603.26 × 1,335.44
  4. Step 4: Simplify right side
    3,068.84x = 6,147,377.53
  5. Step 5: Solve for x
    x = 6,147,377.53/3,068.84
  6. Step 6: Final answer
    x = 2,003.16

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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.