Home / 2,722.40-3,756.24-2,050.88

Finding the Fourth Proportional to 2,722.40, 3,756.24 and 2,050.88

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Solution

The fourth proportional to 2,722.40, 3,756.24 and 2,050.88 is: 2,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.40 : 3,756.24 = 2,050.88 : x
  2. Step 2: Convert to fraction form
    2,722.40/3,756.24 = 2,050.88/x
  3. Step 3: Cross multiply
    2,722.40x = 3,756.24 × 2,050.88
  4. Step 4: Simplify right side
    2,722.40x = 7,703,597.49
  5. Step 5: Solve for x
    x = 7,703,597.49/2,722.40
  6. Step 6: Final answer
    x = 2,829.71

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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.