Home / 2,835.80-4,256.52-2,321.84

Finding the Fourth Proportional to 2,835.80, 4,256.52 and 2,321.84

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Solution

The fourth proportional to 2,835.80, 4,256.52 and 2,321.84 is: 3,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.80 : 4,256.52 = 2,321.84 : x
  2. Step 2: Convert to fraction form
    2,835.80/4,256.52 = 2,321.84/x
  3. Step 3: Cross multiply
    2,835.80x = 4,256.52 × 2,321.84
  4. Step 4: Simplify right side
    2,835.80x = 9,882,958.40
  5. Step 5: Solve for x
    x = 9,882,958.40/2,835.80
  6. Step 6: Final answer
    x = 3,485.07

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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.