Home / 3,096.37-4,271.70-2,100.07

Finding the Fourth Proportional to 3,096.37, 4,271.70 and 2,100.07

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Solution

The fourth proportional to 3,096.37, 4,271.70 and 2,100.07 is: 2,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.37 : 4,271.70 = 2,100.07 : x
  2. Step 2: Convert to fraction form
    3,096.37/4,271.70 = 2,100.07/x
  3. Step 3: Cross multiply
    3,096.37x = 4,271.70 × 2,100.07
  4. Step 4: Simplify right side
    3,096.37x = 8,970,869.02
  5. Step 5: Solve for x
    x = 8,970,869.02/3,096.37
  6. Step 6: Final answer
    x = 2,897.22

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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.