Home / 2,883.33-4,324.82-1,421.19

Finding the Fourth Proportional to 2,883.33, 4,324.82 and 1,421.19

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Solution

The fourth proportional to 2,883.33, 4,324.82 and 1,421.19 is: 2,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.33 : 4,324.82 = 1,421.19 : x
  2. Step 2: Convert to fraction form
    2,883.33/4,324.82 = 1,421.19/x
  3. Step 3: Cross multiply
    2,883.33x = 4,324.82 × 1,421.19
  4. Step 4: Simplify right side
    2,883.33x = 6,146,383.83
  5. Step 5: Solve for x
    x = 6,146,383.83/2,883.33
  6. Step 6: Final answer
    x = 2,131.70

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1.5x scale

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.