Home / 2,445.89-3,375.72-1,451.51

Finding the Fourth Proportional to 2,445.89, 3,375.72 and 1,451.51

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Solution

The fourth proportional to 2,445.89, 3,375.72 and 1,451.51 is: 2,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.89 : 3,375.72 = 1,451.51 : x
  2. Step 2: Convert to fraction form
    2,445.89/3,375.72 = 1,451.51/x
  3. Step 3: Cross multiply
    2,445.89x = 3,375.72 × 1,451.51
  4. Step 4: Simplify right side
    2,445.89x = 4,899,874.46
  5. Step 5: Solve for x
    x = 4,899,874.46/2,445.89
  6. Step 6: Final answer
    x = 2,003.31

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