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Finding the Fourth Proportional to 5,858.98, 8,790.51 and 3,395.95

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Solution

The fourth proportional to 5,858.98, 8,790.51 and 3,395.95 is: 5,095.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.98 : 8,790.51 = 3,395.95 : x
  2. Step 2: Convert to fraction form
    5,858.98/8,790.51 = 3,395.95/x
  3. Step 3: Cross multiply
    5,858.98x = 8,790.51 × 3,395.95
  4. Step 4: Simplify right side
    5,858.98x = 29,852,132.43
  5. Step 5: Solve for x
    x = 29,852,132.43/5,858.98
  6. Step 6: Final answer
    x = 5,095.11

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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.