Home / 2,899.22-4,325.32-2,661.35

Finding the Fourth Proportional to 2,899.22, 4,325.32 and 2,661.35

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Solution

The fourth proportional to 2,899.22, 4,325.32 and 2,661.35 is: 3,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.22 : 4,325.32 = 2,661.35 : x
  2. Step 2: Convert to fraction form
    2,899.22/4,325.32 = 2,661.35/x
  3. Step 3: Cross multiply
    2,899.22x = 4,325.32 × 2,661.35
  4. Step 4: Simplify right side
    2,899.22x = 11,511,190.38
  5. Step 5: Solve for x
    x = 11,511,190.38/2,899.22
  6. Step 6: Final answer
    x = 3,970.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.