Home / 3,223.68-4,860.24-2,938.56

Finding the Fourth Proportional to 3,223.68, 4,860.24 and 2,938.56

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Solution

The fourth proportional to 3,223.68, 4,860.24 and 2,938.56 is: 4,430.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.68 : 4,860.24 = 2,938.56 : x
  2. Step 2: Convert to fraction form
    3,223.68/4,860.24 = 2,938.56/x
  3. Step 3: Cross multiply
    3,223.68x = 4,860.24 × 2,938.56
  4. Step 4: Simplify right side
    3,223.68x = 14,282,106.85
  5. Step 5: Solve for x
    x = 14,282,106.85/3,223.68
  6. Step 6: Final answer
    x = 4,430.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.