Home / 2,822.37-4,234.76-1,901.40

Finding the Fourth Proportional to 2,822.37, 4,234.76 and 1,901.40

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Solution

The fourth proportional to 2,822.37, 4,234.76 and 1,901.40 is: 2,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.37 : 4,234.76 = 1,901.40 : x
  2. Step 2: Convert to fraction form
    2,822.37/4,234.76 = 1,901.40/x
  3. Step 3: Cross multiply
    2,822.37x = 4,234.76 × 1,901.40
  4. Step 4: Simplify right side
    2,822.37x = 8,051,972.66
  5. Step 5: Solve for x
    x = 8,051,972.66/2,822.37
  6. Step 6: Final answer
    x = 2,852.91

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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.