Home / 1,975.44-2,727.37-1,267.62

Finding the Fourth Proportional to 1,975.44, 2,727.37 and 1,267.62

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Solution

The fourth proportional to 1,975.44, 2,727.37 and 1,267.62 is: 1,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.44 : 2,727.37 = 1,267.62 : x
  2. Step 2: Convert to fraction form
    1,975.44/2,727.37 = 1,267.62/x
  3. Step 3: Cross multiply
    1,975.44x = 2,727.37 × 1,267.62
  4. Step 4: Simplify right side
    1,975.44x = 3,457,283.13
  5. Step 5: Solve for x
    x = 3,457,283.13/1,975.44
  6. Step 6: Final answer
    x = 1,750.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.