Home / 3,034.41-4,187.05-1,690.01

Finding the Fourth Proportional to 3,034.41, 4,187.05 and 1,690.01

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Solution

The fourth proportional to 3,034.41, 4,187.05 and 1,690.01 is: 2,331.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.41 : 4,187.05 = 1,690.01 : x
  2. Step 2: Convert to fraction form
    3,034.41/4,187.05 = 1,690.01/x
  3. Step 3: Cross multiply
    3,034.41x = 4,187.05 × 1,690.01
  4. Step 4: Simplify right side
    3,034.41x = 7,076,156.37
  5. Step 5: Solve for x
    x = 7,076,156.37/3,034.41
  6. Step 6: Final answer
    x = 2,331.97

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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.