Home / 5,990.00-8,985.38-1,830.15

Finding the Fourth Proportional to 5,990.00, 8,985.38 and 1,830.15

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Solution

The fourth proportional to 5,990.00, 8,985.38 and 1,830.15 is: 2,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.00 : 8,985.38 = 1,830.15 : x
  2. Step 2: Convert to fraction form
    5,990.00/8,985.38 = 1,830.15/x
  3. Step 3: Cross multiply
    5,990.00x = 8,985.38 × 1,830.15
  4. Step 4: Simplify right side
    5,990.00x = 16,444,584.06
  5. Step 5: Solve for x
    x = 16,444,584.06/5,990.00
  6. Step 6: Final answer
    x = 2,745.34

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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.