Home / 4,966.50-6,850.90-3,100.26

Finding the Fourth Proportional to 4,966.50, 6,850.90 and 3,100.26

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Solution

The fourth proportional to 4,966.50, 6,850.90 and 3,100.26 is: 4,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.50 : 6,850.90 = 3,100.26 : x
  2. Step 2: Convert to fraction form
    4,966.50/6,850.90 = 3,100.26/x
  3. Step 3: Cross multiply
    4,966.50x = 6,850.90 × 3,100.26
  4. Step 4: Simplify right side
    4,966.50x = 21,239,571.23
  5. Step 5: Solve for x
    x = 21,239,571.23/4,966.50
  6. Step 6: Final answer
    x = 4,276.57

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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.