Home / 2,966.36-4,093.74-1,787.60

Finding the Fourth Proportional to 2,966.36, 4,093.74 and 1,787.60

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Solution

The fourth proportional to 2,966.36, 4,093.74 and 1,787.60 is: 2,466.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.36 : 4,093.74 = 1,787.60 : x
  2. Step 2: Convert to fraction form
    2,966.36/4,093.74 = 1,787.60/x
  3. Step 3: Cross multiply
    2,966.36x = 4,093.74 × 1,787.60
  4. Step 4: Simplify right side
    2,966.36x = 7,317,979.86
  5. Step 5: Solve for x
    x = 7,317,979.86/2,966.36
  6. Step 6: Final answer
    x = 2,466.99

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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.