Home / 3,076.57-4,245.37-1,897.41

Finding the Fourth Proportional to 3,076.57, 4,245.37 and 1,897.41

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Solution

The fourth proportional to 3,076.57, 4,245.37 and 1,897.41 is: 2,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.57 : 4,245.37 = 1,897.41 : x
  2. Step 2: Convert to fraction form
    3,076.57/4,245.37 = 1,897.41/x
  3. Step 3: Cross multiply
    3,076.57x = 4,245.37 × 1,897.41
  4. Step 4: Simplify right side
    3,076.57x = 8,055,207.49
  5. Step 5: Solve for x
    x = 8,055,207.49/3,076.57
  6. Step 6: Final answer
    x = 2,618.24

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1.5x scale

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.