Home / 4,512.35-6,769.64-1,392.23

Finding the Fourth Proportional to 4,512.35, 6,769.64 and 1,392.23

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Solution

The fourth proportional to 4,512.35, 6,769.64 and 1,392.23 is: 2,088.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.35 : 6,769.64 = 1,392.23 : x
  2. Step 2: Convert to fraction form
    4,512.35/6,769.64 = 1,392.23/x
  3. Step 3: Cross multiply
    4,512.35x = 6,769.64 × 1,392.23
  4. Step 4: Simplify right side
    4,512.35x = 9,424,905.86
  5. Step 5: Solve for x
    x = 9,424,905.86/4,512.35
  6. Step 6: Final answer
    x = 2,088.69

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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.