Home / 3,623.55-5,435.94-1,283.87

Finding the Fourth Proportional to 3,623.55, 5,435.94 and 1,283.87

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Solution

The fourth proportional to 3,623.55, 5,435.94 and 1,283.87 is: 1,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.55 : 5,435.94 = 1,283.87 : x
  2. Step 2: Convert to fraction form
    3,623.55/5,435.94 = 1,283.87/x
  3. Step 3: Cross multiply
    3,623.55x = 5,435.94 × 1,283.87
  4. Step 4: Simplify right side
    3,623.55x = 6,979,013.11
  5. Step 5: Solve for x
    x = 6,979,013.11/3,623.55
  6. Step 6: Final answer
    x = 1,926.02

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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.