Home / 2,284.80-3,425.76-1,189.52

Finding the Fourth Proportional to 2,284.80, 3,425.76 and 1,189.52

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Solution

The fourth proportional to 2,284.80, 3,425.76 and 1,189.52 is: 1,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.80 : 3,425.76 = 1,189.52 : x
  2. Step 2: Convert to fraction form
    2,284.80/3,425.76 = 1,189.52/x
  3. Step 3: Cross multiply
    2,284.80x = 3,425.76 × 1,189.52
  4. Step 4: Simplify right side
    2,284.80x = 4,075,010.04
  5. Step 5: Solve for x
    x = 4,075,010.04/2,284.80
  6. Step 6: Final answer
    x = 1,783.53

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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.