Home / 2,866.43-3,957.32-2,193.00

Finding the Fourth Proportional to 2,866.43, 3,957.32 and 2,193.00

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Solution

The fourth proportional to 2,866.43, 3,957.32 and 2,193.00 is: 3,027.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866.43 : 3,957.32 = 2,193.00 : x
  2. Step 2: Convert to fraction form
    2,866.43/3,957.32 = 2,193.00/x
  3. Step 3: Cross multiply
    2,866.43x = 3,957.32 × 2,193.00
  4. Step 4: Simplify right side
    2,866.43x = 8,678,372.01
  5. Step 5: Solve for x
    x = 8,678,372.01/2,866.43
  6. Step 6: Final answer
    x = 3,027.59

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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.