Home / 5,664.82-7,821.30-3,541.18

Finding the Fourth Proportional to 5,664.82, 7,821.30 and 3,541.18

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Solution

The fourth proportional to 5,664.82, 7,821.30 and 3,541.18 is: 4,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.82 : 7,821.30 = 3,541.18 : x
  2. Step 2: Convert to fraction form
    5,664.82/7,821.30 = 3,541.18/x
  3. Step 3: Cross multiply
    5,664.82x = 7,821.30 × 3,541.18
  4. Step 4: Simplify right side
    5,664.82x = 27,696,631.13
  5. Step 5: Solve for x
    x = 27,696,631.13/5,664.82
  6. Step 6: Final answer
    x = 4,889.23

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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.