Home / 4,218.54-5,824.07-2,894.19

Finding the Fourth Proportional to 4,218.54, 5,824.07 and 2,894.19

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Solution

The fourth proportional to 4,218.54, 5,824.07 and 2,894.19 is: 3,995.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.54 : 5,824.07 = 2,894.19 : x
  2. Step 2: Convert to fraction form
    4,218.54/5,824.07 = 2,894.19/x
  3. Step 3: Cross multiply
    4,218.54x = 5,824.07 × 2,894.19
  4. Step 4: Simplify right side
    4,218.54x = 16,855,965.15
  5. Step 5: Solve for x
    x = 16,855,965.15/4,218.54
  6. Step 6: Final answer
    x = 3,995.69

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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.