Home / 2,114.61-2,915.67-1,694.62

Finding the Fourth Proportional to 2,114.61, 2,915.67 and 1,694.62

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Solution

The fourth proportional to 2,114.61, 2,915.67 and 1,694.62 is: 2,336.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.61 : 2,915.67 = 1,694.62 : x
  2. Step 2: Convert to fraction form
    2,114.61/2,915.67 = 1,694.62/x
  3. Step 3: Cross multiply
    2,114.61x = 2,915.67 × 1,694.62
  4. Step 4: Simplify right side
    2,114.61x = 4,940,957.93
  5. Step 5: Solve for x
    x = 4,940,957.93/2,114.61
  6. Step 6: Final answer
    x = 2,336.59

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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.