Home / 1,804.28-2,483.70-1,361.48

Finding the Fourth Proportional to 1,804.28, 2,483.70 and 1,361.48

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Solution

The fourth proportional to 1,804.28, 2,483.70 and 1,361.48 is: 1,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.28 : 2,483.70 = 1,361.48 : x
  2. Step 2: Convert to fraction form
    1,804.28/2,483.70 = 1,361.48/x
  3. Step 3: Cross multiply
    1,804.28x = 2,483.70 × 1,361.48
  4. Step 4: Simplify right side
    1,804.28x = 3,381,507.88
  5. Step 5: Solve for x
    x = 3,381,507.88/1,804.28
  6. Step 6: Final answer
    x = 1,874.16

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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.