Home / 2,219.35-3,060.43-1,334.98

Finding the Fourth Proportional to 2,219.35, 3,060.43 and 1,334.98

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Solution

The fourth proportional to 2,219.35, 3,060.43 and 1,334.98 is: 1,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.35 : 3,060.43 = 1,334.98 : x
  2. Step 2: Convert to fraction form
    2,219.35/3,060.43 = 1,334.98/x
  3. Step 3: Cross multiply
    2,219.35x = 3,060.43 × 1,334.98
  4. Step 4: Simplify right side
    2,219.35x = 4,085,620.84
  5. Step 5: Solve for x
    x = 4,085,620.84/2,219.35
  6. Step 6: Final answer
    x = 1,840.91

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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.