Home / 3,072.02-4,608.03-1,098.05

Finding the Fourth Proportional to 3,072.02, 4,608.03 and 1,098.05

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Solution

The fourth proportional to 3,072.02, 4,608.03 and 1,098.05 is: 1,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.02 : 4,608.03 = 1,098.05 : x
  2. Step 2: Convert to fraction form
    3,072.02/4,608.03 = 1,098.05/x
  3. Step 3: Cross multiply
    3,072.02x = 4,608.03 × 1,098.05
  4. Step 4: Simplify right side
    3,072.02x = 5,059,847.34
  5. Step 5: Solve for x
    x = 5,059,847.34/3,072.02
  6. Step 6: Final answer
    x = 1,647.08

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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.