Home / 4,884.94-7,328.66-1,422.18

Finding the Fourth Proportional to 4,884.94, 7,328.66 and 1,422.18

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Solution

The fourth proportional to 4,884.94, 7,328.66 and 1,422.18 is: 2,133.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.94 : 7,328.66 = 1,422.18 : x
  2. Step 2: Convert to fraction form
    4,884.94/7,328.66 = 1,422.18/x
  3. Step 3: Cross multiply
    4,884.94x = 7,328.66 × 1,422.18
  4. Step 4: Simplify right side
    4,884.94x = 10,422,673.68
  5. Step 5: Solve for x
    x = 10,422,673.68/4,884.94
  6. Step 6: Final answer
    x = 2,133.63

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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.