Home / 1,890.15-2,849.22-1,567.56

Finding the Fourth Proportional to 1,890.15, 2,849.22 and 1,567.56

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Solution

The fourth proportional to 1,890.15, 2,849.22 and 1,567.56 is: 2,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890.15 : 2,849.22 = 1,567.56 : x
  2. Step 2: Convert to fraction form
    1,890.15/2,849.22 = 1,567.56/x
  3. Step 3: Cross multiply
    1,890.15x = 2,849.22 × 1,567.56
  4. Step 4: Simplify right side
    1,890.15x = 4,466,323.30
  5. Step 5: Solve for x
    x = 4,466,323.30/1,890.15
  6. Step 6: Final answer
    x = 2,362.95

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.