Home / 2,359.94-3,538.89-1,189.22

Finding the Fourth Proportional to 2,359.94, 3,538.89 and 1,189.22

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Solution

The fourth proportional to 2,359.94, 3,538.89 and 1,189.22 is: 1,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.94 : 3,538.89 = 1,189.22 : x
  2. Step 2: Convert to fraction form
    2,359.94/3,538.89 = 1,189.22/x
  3. Step 3: Cross multiply
    2,359.94x = 3,538.89 × 1,189.22
  4. Step 4: Simplify right side
    2,359.94x = 4,208,501.07
  5. Step 5: Solve for x
    x = 4,208,501.07/2,359.94
  6. Step 6: Final answer
    x = 1,783.31

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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.