Home / 2,846.03-3,927.40-2,099.72

Finding the Fourth Proportional to 2,846.03, 3,927.40 and 2,099.72

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Solution

The fourth proportional to 2,846.03, 3,927.40 and 2,099.72 is: 2,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.03 : 3,927.40 = 2,099.72 : x
  2. Step 2: Convert to fraction form
    2,846.03/3,927.40 = 2,099.72/x
  3. Step 3: Cross multiply
    2,846.03x = 3,927.40 × 2,099.72
  4. Step 4: Simplify right side
    2,846.03x = 8,246,440.33
  5. Step 5: Solve for x
    x = 8,246,440.33/2,846.03
  6. Step 6: Final answer
    x = 2,897.52

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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.