Home / 1,873.26-2,807.66-1,180.04

Finding the Fourth Proportional to 1,873.26, 2,807.66 and 1,180.04

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Solution

The fourth proportional to 1,873.26, 2,807.66 and 1,180.04 is: 1,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.26 : 2,807.66 = 1,180.04 : x
  2. Step 2: Convert to fraction form
    1,873.26/2,807.66 = 1,180.04/x
  3. Step 3: Cross multiply
    1,873.26x = 2,807.66 × 1,180.04
  4. Step 4: Simplify right side
    1,873.26x = 3,313,140.02
  5. Step 5: Solve for x
    x = 3,313,140.02/1,873.26
  6. Step 6: Final answer
    x = 1,768.65

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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.