Home / 1,849.68-2,775.06-1,191.84

Finding the Fourth Proportional to 1,849.68, 2,775.06 and 1,191.84

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Solution

The fourth proportional to 1,849.68, 2,775.06 and 1,191.84 is: 1,788.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.68 : 2,775.06 = 1,191.84 : x
  2. Step 2: Convert to fraction form
    1,849.68/2,775.06 = 1,191.84/x
  3. Step 3: Cross multiply
    1,849.68x = 2,775.06 × 1,191.84
  4. Step 4: Simplify right side
    1,849.68x = 3,307,427.51
  5. Step 5: Solve for x
    x = 3,307,427.51/1,849.68
  6. Step 6: Final answer
    x = 1,788.11

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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.