Home / 3,222.19-4,836.45-1,579.93

Finding the Fourth Proportional to 3,222.19, 4,836.45 and 1,579.93

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Solution

The fourth proportional to 3,222.19, 4,836.45 and 1,579.93 is: 2,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.19 : 4,836.45 = 1,579.93 : x
  2. Step 2: Convert to fraction form
    3,222.19/4,836.45 = 1,579.93/x
  3. Step 3: Cross multiply
    3,222.19x = 4,836.45 × 1,579.93
  4. Step 4: Simplify right side
    3,222.19x = 7,641,252.45
  5. Step 5: Solve for x
    x = 7,641,252.45/3,222.19
  6. Step 6: Final answer
    x = 2,371.45

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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.