Home / 1,579.96-2,372.37-1,408.24

Finding the Fourth Proportional to 1,579.96, 2,372.37 and 1,408.24

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Solution

The fourth proportional to 1,579.96, 2,372.37 and 1,408.24 is: 2,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.96 : 2,372.37 = 1,408.24 : x
  2. Step 2: Convert to fraction form
    1,579.96/2,372.37 = 1,408.24/x
  3. Step 3: Cross multiply
    1,579.96x = 2,372.37 × 1,408.24
  4. Step 4: Simplify right side
    1,579.96x = 3,340,866.33
  5. Step 5: Solve for x
    x = 3,340,866.33/1,579.96
  6. Step 6: Final answer
    x = 2,114.53

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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.