Home / 1,336.32-2,004.23-362.18

Finding the Fourth Proportional to 1,336.32, 2,004.23 and 362.18

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Solution

The fourth proportional to 1,336.32, 2,004.23 and 362.18 is: 543.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.32 : 2,004.23 = 362.18 : x
  2. Step 2: Convert to fraction form
    1,336.32/2,004.23 = 362.18/x
  3. Step 3: Cross multiply
    1,336.32x = 2,004.23 × 362.18
  4. Step 4: Simplify right side
    1,336.32x = 725,897.94
  5. Step 5: Solve for x
    x = 725,897.94/1,336.32
  6. Step 6: Final answer
    x = 543.21

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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.