Home / 2,625.42-3,622.34-1,562.30

Finding the Fourth Proportional to 2,625.42, 3,622.34 and 1,562.30

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Solution

The fourth proportional to 2,625.42, 3,622.34 and 1,562.30 is: 2,155.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.42 : 3,622.34 = 1,562.30 : x
  2. Step 2: Convert to fraction form
    2,625.42/3,622.34 = 1,562.30/x
  3. Step 3: Cross multiply
    2,625.42x = 3,622.34 × 1,562.30
  4. Step 4: Simplify right side
    2,625.42x = 5,659,155.86
  5. Step 5: Solve for x
    x = 5,659,155.86/2,625.42
  6. Step 6: Final answer
    x = 2,155.52

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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.