Home / 5,821.30-8,732.31-2,896.66

Finding the Fourth Proportional to 5,821.30, 8,732.31 and 2,896.66

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Solution

The fourth proportional to 5,821.30, 8,732.31 and 2,896.66 is: 4,345.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.30 : 8,732.31 = 2,896.66 : x
  2. Step 2: Convert to fraction form
    5,821.30/8,732.31 = 2,896.66/x
  3. Step 3: Cross multiply
    5,821.30x = 8,732.31 × 2,896.66
  4. Step 4: Simplify right side
    5,821.30x = 25,294,533.08
  5. Step 5: Solve for x
    x = 25,294,533.08/5,821.30
  6. Step 6: Final answer
    x = 4,345.17

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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.