Home / 1,882.74-2,821.14-1,101

Finding the Fourth Proportional to 1,882.74, 2,821.14 and 1,101

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Solution

The fourth proportional to 1,882.74, 2,821.14 and 1,101 is: 1,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.74 : 2,821.14 = 1,101 : x
  2. Step 2: Convert to fraction form
    1,882.74/2,821.14 = 1,101/x
  3. Step 3: Cross multiply
    1,882.74x = 2,821.14 × 1,101
  4. Step 4: Simplify right side
    1,882.74x = 3,106,075.14
  5. Step 5: Solve for x
    x = 3,106,075.14/1,882.74
  6. Step 6: Final answer
    x = 1,649.76

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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.