Home / 2,922.85-4,385.30-1,825.93

Finding the Fourth Proportional to 2,922.85, 4,385.30 and 1,825.93

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Solution

The fourth proportional to 2,922.85, 4,385.30 and 1,825.93 is: 2,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.85 : 4,385.30 = 1,825.93 : x
  2. Step 2: Convert to fraction form
    2,922.85/4,385.30 = 1,825.93/x
  3. Step 3: Cross multiply
    2,922.85x = 4,385.30 × 1,825.93
  4. Step 4: Simplify right side
    2,922.85x = 8,007,230.74
  5. Step 5: Solve for x
    x = 8,007,230.74/2,922.85
  6. Step 6: Final answer
    x = 2,739.53

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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.