Home / 4,435.29-6,653.84-1,661.90

Finding the Fourth Proportional to 4,435.29, 6,653.84 and 1,661.90

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Solution

The fourth proportional to 4,435.29, 6,653.84 and 1,661.90 is: 2,493.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.29 : 6,653.84 = 1,661.90 : x
  2. Step 2: Convert to fraction form
    4,435.29/6,653.84 = 1,661.90/x
  3. Step 3: Cross multiply
    4,435.29x = 6,653.84 × 1,661.90
  4. Step 4: Simplify right side
    4,435.29x = 11,057,975.12
  5. Step 5: Solve for x
    x = 11,057,975.12/4,435.29
  6. Step 6: Final answer
    x = 2,493.18

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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.