Home / 3,026.71-4,174.36-2,133.37

Finding the Fourth Proportional to 3,026.71, 4,174.36 and 2,133.37

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Solution

The fourth proportional to 3,026.71, 4,174.36 and 2,133.37 is: 2,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.71 : 4,174.36 = 2,133.37 : x
  2. Step 2: Convert to fraction form
    3,026.71/4,174.36 = 2,133.37/x
  3. Step 3: Cross multiply
    3,026.71x = 4,174.36 × 2,133.37
  4. Step 4: Simplify right side
    3,026.71x = 8,905,454.39
  5. Step 5: Solve for x
    x = 8,905,454.39/3,026.71
  6. Step 6: Final answer
    x = 2,942.29

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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.