Home / 1,623.52-2,438.52-1,584.64

Finding the Fourth Proportional to 1,623.52, 2,438.52 and 1,584.64

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Solution

The fourth proportional to 1,623.52, 2,438.52 and 1,584.64 is: 2,380.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.52 : 2,438.52 = 1,584.64 : x
  2. Step 2: Convert to fraction form
    1,623.52/2,438.52 = 1,584.64/x
  3. Step 3: Cross multiply
    1,623.52x = 2,438.52 × 1,584.64
  4. Step 4: Simplify right side
    1,623.52x = 3,864,176.33
  5. Step 5: Solve for x
    x = 3,864,176.33/1,623.52
  6. Step 6: Final answer
    x = 2,380.12

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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.