Home / 4,984.20-6,850.71-4,391.28

Finding the Fourth Proportional to 4,984.20, 6,850.71 and 4,391.28

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Solution

The fourth proportional to 4,984.20, 6,850.71 and 4,391.28 is: 6,035.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.20 : 6,850.71 = 4,391.28 : x
  2. Step 2: Convert to fraction form
    4,984.20/6,850.71 = 4,391.28/x
  3. Step 3: Cross multiply
    4,984.20x = 6,850.71 × 4,391.28
  4. Step 4: Simplify right side
    4,984.20x = 30,083,385.81
  5. Step 5: Solve for x
    x = 30,083,385.81/4,984.20
  6. Step 6: Final answer
    x = 6,035.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.