Home / 1,623.43-2,436.32-1,102.19

Finding the Fourth Proportional to 1,623.43, 2,436.32 and 1,102.19

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Solution

The fourth proportional to 1,623.43, 2,436.32 and 1,102.19 is: 1,654.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.43 : 2,436.32 = 1,102.19 : x
  2. Step 2: Convert to fraction form
    1,623.43/2,436.32 = 1,102.19/x
  3. Step 3: Cross multiply
    1,623.43x = 2,436.32 × 1,102.19
  4. Step 4: Simplify right side
    1,623.43x = 2,685,287.54
  5. Step 5: Solve for x
    x = 2,685,287.54/1,623.43
  6. Step 6: Final answer
    x = 1,654.08

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1.5x scale

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.