Home / 2,966.94-4,094.28-1,787.31

Finding the Fourth Proportional to 2,966.94, 4,094.28 and 1,787.31

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Solution

The fourth proportional to 2,966.94, 4,094.28 and 1,787.31 is: 2,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.94 : 4,094.28 = 1,787.31 : x
  2. Step 2: Convert to fraction form
    2,966.94/4,094.28 = 1,787.31/x
  3. Step 3: Cross multiply
    2,966.94x = 4,094.28 × 1,787.31
  4. Step 4: Simplify right side
    2,966.94x = 7,317,747.59
  5. Step 5: Solve for x
    x = 7,317,747.59/2,966.94
  6. Step 6: Final answer
    x = 2,466.43

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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.