Home / 3,669.95-5,505.71-1,073.09

Finding the Fourth Proportional to 3,669.95, 5,505.71 and 1,073.09

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Solution

The fourth proportional to 3,669.95, 5,505.71 and 1,073.09 is: 1,609.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.95 : 5,505.71 = 1,073.09 : x
  2. Step 2: Convert to fraction form
    3,669.95/5,505.71 = 1,073.09/x
  3. Step 3: Cross multiply
    3,669.95x = 5,505.71 × 1,073.09
  4. Step 4: Simplify right side
    3,669.95x = 5,908,089.45
  5. Step 5: Solve for x
    x = 5,908,089.45/3,669.95
  6. Step 6: Final answer
    x = 1,609.86

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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.