Home / 2,045.04-3,069.12-1,179.84

Finding the Fourth Proportional to 2,045.04, 3,069.12 and 1,179.84

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Solution

The fourth proportional to 2,045.04, 3,069.12 and 1,179.84 is: 1,770.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.04 : 3,069.12 = 1,179.84 : x
  2. Step 2: Convert to fraction form
    2,045.04/3,069.12 = 1,179.84/x
  3. Step 3: Cross multiply
    2,045.04x = 3,069.12 × 1,179.84
  4. Step 4: Simplify right side
    2,045.04x = 3,621,070.54
  5. Step 5: Solve for x
    x = 3,621,070.54/2,045.04
  6. Step 6: Final answer
    x = 1,770.66

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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.