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Finding the Fourth Proportional to 5,858.06, 8,787.11 and 2,395.31

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Solution

The fourth proportional to 5,858.06, 8,787.11 and 2,395.31 is: 3,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.06 : 8,787.11 = 2,395.31 : x
  2. Step 2: Convert to fraction form
    5,858.06/8,787.11 = 2,395.31/x
  3. Step 3: Cross multiply
    5,858.06x = 8,787.11 × 2,395.31
  4. Step 4: Simplify right side
    5,858.06x = 21,047,862.45
  5. Step 5: Solve for x
    x = 21,047,862.45/5,858.06
  6. Step 6: Final answer
    x = 3,592.97

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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.