Home / 2,722.23-3,756.18-1,777.77

Finding the Fourth Proportional to 2,722.23, 3,756.18 and 1,777.77

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Solution

The fourth proportional to 2,722.23, 3,756.18 and 1,777.77 is: 2,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.23 : 3,756.18 = 1,777.77 : x
  2. Step 2: Convert to fraction form
    2,722.23/3,756.18 = 1,777.77/x
  3. Step 3: Cross multiply
    2,722.23x = 3,756.18 × 1,777.77
  4. Step 4: Simplify right side
    2,722.23x = 6,677,624.12
  5. Step 5: Solve for x
    x = 6,677,624.12/2,722.23
  6. Step 6: Final answer
    x = 2,453.00

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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.