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Finding the Fourth Proportional to 2,664.03, 3,671.96 and 1,779.51

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Solution

The fourth proportional to 2,664.03, 3,671.96 and 1,779.51 is: 2,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.03 : 3,671.96 = 1,779.51 : x
  2. Step 2: Convert to fraction form
    2,664.03/3,671.96 = 1,779.51/x
  3. Step 3: Cross multiply
    2,664.03x = 3,671.96 × 1,779.51
  4. Step 4: Simplify right side
    2,664.03x = 6,534,280.64
  5. Step 5: Solve for x
    x = 6,534,280.64/2,664.03
  6. Step 6: Final answer
    x = 2,452.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.