Home / 4,901.69-6,765.39-3,014.90

Finding the Fourth Proportional to 4,901.69, 6,765.39 and 3,014.90

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Solution

The fourth proportional to 4,901.69, 6,765.39 and 3,014.90 is: 4,161.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.69 : 6,765.39 = 3,014.90 : x
  2. Step 2: Convert to fraction form
    4,901.69/6,765.39 = 3,014.90/x
  3. Step 3: Cross multiply
    4,901.69x = 6,765.39 × 3,014.90
  4. Step 4: Simplify right side
    4,901.69x = 20,396,940.48
  5. Step 5: Solve for x
    x = 20,396,940.48/4,901.69
  6. Step 6: Final answer
    x = 4,161.21

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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.