Home / 3,148.84-4,343.94-1,822.28

Finding the Fourth Proportional to 3,148.84, 4,343.94 and 1,822.28

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Solution

The fourth proportional to 3,148.84, 4,343.94 and 1,822.28 is: 2,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.84 : 4,343.94 = 1,822.28 : x
  2. Step 2: Convert to fraction form
    3,148.84/4,343.94 = 1,822.28/x
  3. Step 3: Cross multiply
    3,148.84x = 4,343.94 × 1,822.28
  4. Step 4: Simplify right side
    3,148.84x = 7,915,874.98
  5. Step 5: Solve for x
    x = 7,915,874.98/3,148.84
  6. Step 6: Final answer
    x = 2,513.90

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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.