Home / 1,849.84-2,774.58-1,189.98

Finding the Fourth Proportional to 1,849.84, 2,774.58 and 1,189.98

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Solution

The fourth proportional to 1,849.84, 2,774.58 and 1,189.98 is: 1,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.84 : 2,774.58 = 1,189.98 : x
  2. Step 2: Convert to fraction form
    1,849.84/2,774.58 = 1,189.98/x
  3. Step 3: Cross multiply
    1,849.84x = 2,774.58 × 1,189.98
  4. Step 4: Simplify right side
    1,849.84x = 3,301,694.71
  5. Step 5: Solve for x
    x = 3,301,694.71/1,849.84
  6. Step 6: Final answer
    x = 1,784.85

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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.