Home / 2,774.65-4,161.98-1,852.01

Finding the Fourth Proportional to 2,774.65, 4,161.98 and 1,852.01

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Solution

The fourth proportional to 2,774.65, 4,161.98 and 1,852.01 is: 2,778.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.65 : 4,161.98 = 1,852.01 : x
  2. Step 2: Convert to fraction form
    2,774.65/4,161.98 = 1,852.01/x
  3. Step 3: Cross multiply
    2,774.65x = 4,161.98 × 1,852.01
  4. Step 4: Simplify right side
    2,774.65x = 7,708,028.58
  5. Step 5: Solve for x
    x = 7,708,028.58/2,774.65
  6. Step 6: Final answer
    x = 2,778.02

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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.