Home / 2,133.68-2,940.44-1,469.34

Finding the Fourth Proportional to 2,133.68, 2,940.44 and 1,469.34

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Solution

The fourth proportional to 2,133.68, 2,940.44 and 1,469.34 is: 2,024.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.68 : 2,940.44 = 1,469.34 : x
  2. Step 2: Convert to fraction form
    2,133.68/2,940.44 = 1,469.34/x
  3. Step 3: Cross multiply
    2,133.68x = 2,940.44 × 1,469.34
  4. Step 4: Simplify right side
    2,133.68x = 4,320,498.76
  5. Step 5: Solve for x
    x = 4,320,498.76/2,133.68
  6. Step 6: Final answer
    x = 2,024.91

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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.