Home / 2,075.49-3,111.12-1,151.46

Finding the Fourth Proportional to 2,075.49, 3,111.12 and 1,151.46

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Solution

The fourth proportional to 2,075.49, 3,111.12 and 1,151.46 is: 1,726.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075.49 : 3,111.12 = 1,151.46 : x
  2. Step 2: Convert to fraction form
    2,075.49/3,111.12 = 1,151.46/x
  3. Step 3: Cross multiply
    2,075.49x = 3,111.12 × 1,151.46
  4. Step 4: Simplify right side
    2,075.49x = 3,582,330.24
  5. Step 5: Solve for x
    x = 3,582,330.24/2,075.49
  6. Step 6: Final answer
    x = 1,726.02

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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.