Home / 2,756.13-3,804.66-1,811.94

Finding the Fourth Proportional to 2,756.13, 3,804.66 and 1,811.94

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Solution

The fourth proportional to 2,756.13, 3,804.66 and 1,811.94 is: 2,501.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.13 : 3,804.66 = 1,811.94 : x
  2. Step 2: Convert to fraction form
    2,756.13/3,804.66 = 1,811.94/x
  3. Step 3: Cross multiply
    2,756.13x = 3,804.66 × 1,811.94
  4. Step 4: Simplify right side
    2,756.13x = 6,893,815.64
  5. Step 5: Solve for x
    x = 6,893,815.64/2,756.13
  6. Step 6: Final answer
    x = 2,501.27

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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.