Home / 1,820.14-2,495.41-1,787.32

Finding the Fourth Proportional to 1,820.14, 2,495.41 and 1,787.32

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Solution

The fourth proportional to 1,820.14, 2,495.41 and 1,787.32 is: 2,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820.14 : 2,495.41 = 1,787.32 : x
  2. Step 2: Convert to fraction form
    1,820.14/2,495.41 = 1,787.32/x
  3. Step 3: Cross multiply
    1,820.14x = 2,495.41 × 1,787.32
  4. Step 4: Simplify right side
    1,820.14x = 4,460,096.20
  5. Step 5: Solve for x
    x = 4,460,096.20/1,820.14
  6. Step 6: Final answer
    x = 2,450.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.