Home / 3,071.18-4,605.49-1,899.47

Finding the Fourth Proportional to 3,071.18, 4,605.49 and 1,899.47

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Solution

The fourth proportional to 3,071.18, 4,605.49 and 1,899.47 is: 2,848.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.18 : 4,605.49 = 1,899.47 : x
  2. Step 2: Convert to fraction form
    3,071.18/4,605.49 = 1,899.47/x
  3. Step 3: Cross multiply
    3,071.18x = 4,605.49 × 1,899.47
  4. Step 4: Simplify right side
    3,071.18x = 8,747,990.09
  5. Step 5: Solve for x
    x = 8,747,990.09/3,071.18
  6. Step 6: Final answer
    x = 2,848.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.