Home / 3,624.45-5,436.63-1,433.16

Finding the Fourth Proportional to 3,624.45, 5,436.63 and 1,433.16

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Solution

The fourth proportional to 3,624.45, 5,436.63 and 1,433.16 is: 2,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.45 : 5,436.63 = 1,433.16 : x
  2. Step 2: Convert to fraction form
    3,624.45/5,436.63 = 1,433.16/x
  3. Step 3: Cross multiply
    3,624.45x = 5,436.63 × 1,433.16
  4. Step 4: Simplify right side
    3,624.45x = 7,791,560.65
  5. Step 5: Solve for x
    x = 7,791,560.65/3,624.45
  6. Step 6: Final answer
    x = 2,149.72

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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.