Home / 2,435.26-3,653.58-1,119.88

Finding the Fourth Proportional to 2,435.26, 3,653.58 and 1,119.88

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Solution

The fourth proportional to 2,435.26, 3,653.58 and 1,119.88 is: 1,680.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.26 : 3,653.58 = 1,119.88 : x
  2. Step 2: Convert to fraction form
    2,435.26/3,653.58 = 1,119.88/x
  3. Step 3: Cross multiply
    2,435.26x = 3,653.58 × 1,119.88
  4. Step 4: Simplify right side
    2,435.26x = 4,091,571.17
  5. Step 5: Solve for x
    x = 4,091,571.17/2,435.26
  6. Step 6: Final answer
    x = 1,680.14

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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.