Home / 2,336.69-3,224.03-1,392.45

Finding the Fourth Proportional to 2,336.69, 3,224.03 and 1,392.45

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Solution

The fourth proportional to 2,336.69, 3,224.03 and 1,392.45 is: 1,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.69 : 3,224.03 = 1,392.45 : x
  2. Step 2: Convert to fraction form
    2,336.69/3,224.03 = 1,392.45/x
  3. Step 3: Cross multiply
    2,336.69x = 3,224.03 × 1,392.45
  4. Step 4: Simplify right side
    2,336.69x = 4,489,293.61
  5. Step 5: Solve for x
    x = 4,489,293.61/2,336.69
  6. Step 6: Final answer
    x = 1,921.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.