Home / 2,512.29-3,467.01-1,393.34

Finding the Fourth Proportional to 2,512.29, 3,467.01 and 1,393.34

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Solution

The fourth proportional to 2,512.29, 3,467.01 and 1,393.34 is: 1,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.29 : 3,467.01 = 1,393.34 : x
  2. Step 2: Convert to fraction form
    2,512.29/3,467.01 = 1,393.34/x
  3. Step 3: Cross multiply
    2,512.29x = 3,467.01 × 1,393.34
  4. Step 4: Simplify right side
    2,512.29x = 4,830,711.60
  5. Step 5: Solve for x
    x = 4,830,711.60/2,512.29
  6. Step 6: Final answer
    x = 1,922.83

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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.