Home / 1,915.03-2,628.41-1,700.38

Finding the Fourth Proportional to 1,915.03, 2,628.41 and 1,700.38

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Solution

The fourth proportional to 1,915.03, 2,628.41 and 1,700.38 is: 2,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915.03 : 2,628.41 = 1,700.38 : x
  2. Step 2: Convert to fraction form
    1,915.03/2,628.41 = 1,700.38/x
  3. Step 3: Cross multiply
    1,915.03x = 2,628.41 × 1,700.38
  4. Step 4: Simplify right side
    1,915.03x = 4,469,295.80
  5. Step 5: Solve for x
    x = 4,469,295.80/1,915.03
  6. Step 6: Final answer
    x = 2,333.80

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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.