Home / 2,224.40-3,332.20-1,950.80

Finding the Fourth Proportional to 2,224.40, 3,332.20 and 1,950.80

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Solution

The fourth proportional to 2,224.40, 3,332.20 and 1,950.80 is: 2,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.40 : 3,332.20 = 1,950.80 : x
  2. Step 2: Convert to fraction form
    2,224.40/3,332.20 = 1,950.80/x
  3. Step 3: Cross multiply
    2,224.40x = 3,332.20 × 1,950.80
  4. Step 4: Simplify right side
    2,224.40x = 6,500,455.76
  5. Step 5: Solve for x
    x = 6,500,455.76/2,224.40
  6. Step 6: Final answer
    x = 2,922.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.