Home / 2,966.65-4,094.82-1,787.79

Finding the Fourth Proportional to 2,966.65, 4,094.82 and 1,787.79

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Solution

The fourth proportional to 2,966.65, 4,094.82 and 1,787.79 is: 2,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.65 : 4,094.82 = 1,787.79 : x
  2. Step 2: Convert to fraction form
    2,966.65/4,094.82 = 1,787.79/x
  3. Step 3: Cross multiply
    2,966.65x = 4,094.82 × 1,787.79
  4. Step 4: Simplify right side
    2,966.65x = 7,320,678.25
  5. Step 5: Solve for x
    x = 7,320,678.25/2,966.65
  6. Step 6: Final answer
    x = 2,467.66

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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.