Home / 2,050.92-3,075.71-1,127.52

Finding the Fourth Proportional to 2,050.92, 3,075.71 and 1,127.52

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Solution

The fourth proportional to 2,050.92, 3,075.71 and 1,127.52 is: 1,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050.92 : 3,075.71 = 1,127.52 : x
  2. Step 2: Convert to fraction form
    2,050.92/3,075.71 = 1,127.52/x
  3. Step 3: Cross multiply
    2,050.92x = 3,075.71 × 1,127.52
  4. Step 4: Simplify right side
    2,050.92x = 3,467,918.90
  5. Step 5: Solve for x
    x = 3,467,918.90/2,050.92
  6. Step 6: Final answer
    x = 1,690.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.