Home / 2,853.33-4,278.33-2,193.57

Finding the Fourth Proportional to 2,853.33, 4,278.33 and 2,193.57

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Solution

The fourth proportional to 2,853.33, 4,278.33 and 2,193.57 is: 3,289.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.33 : 4,278.33 = 2,193.57 : x
  2. Step 2: Convert to fraction form
    2,853.33/4,278.33 = 2,193.57/x
  3. Step 3: Cross multiply
    2,853.33x = 4,278.33 × 2,193.57
  4. Step 4: Simplify right side
    2,853.33x = 9,384,816.34
  5. Step 5: Solve for x
    x = 9,384,816.34/2,853.33
  6. Step 6: Final answer
    x = 3,289.07

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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.