Home / 2,137.23-3,208.27-1,434.96

Finding the Fourth Proportional to 2,137.23, 3,208.27 and 1,434.96

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Solution

The fourth proportional to 2,137.23, 3,208.27 and 1,434.96 is: 2,154.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137.23 : 3,208.27 = 1,434.96 : x
  2. Step 2: Convert to fraction form
    2,137.23/3,208.27 = 1,434.96/x
  3. Step 3: Cross multiply
    2,137.23x = 3,208.27 × 1,434.96
  4. Step 4: Simplify right side
    2,137.23x = 4,603,739.12
  5. Step 5: Solve for x
    x = 4,603,739.12/2,137.23
  6. Step 6: Final answer
    x = 2,154.07

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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.