Home / 3,571.50-4,930.53-2,227.53

Finding the Fourth Proportional to 3,571.50, 4,930.53 and 2,227.53

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Solution

The fourth proportional to 3,571.50, 4,930.53 and 2,227.53 is: 3,075.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.50 : 4,930.53 = 2,227.53 : x
  2. Step 2: Convert to fraction form
    3,571.50/4,930.53 = 2,227.53/x
  3. Step 3: Cross multiply
    3,571.50x = 4,930.53 × 2,227.53
  4. Step 4: Simplify right side
    3,571.50x = 10,982,903.49
  5. Step 5: Solve for x
    x = 10,982,903.49/3,571.50
  6. Step 6: Final answer
    x = 3,075.15

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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.