Home / 4,512.96-6,768.56-1,392.49

Finding the Fourth Proportional to 4,512.96, 6,768.56 and 1,392.49

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Solution

The fourth proportional to 4,512.96, 6,768.56 and 1,392.49 is: 2,088.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.96 : 6,768.56 = 1,392.49 : x
  2. Step 2: Convert to fraction form
    4,512.96/6,768.56 = 1,392.49/x
  3. Step 3: Cross multiply
    4,512.96x = 6,768.56 × 1,392.49
  4. Step 4: Simplify right side
    4,512.96x = 9,425,164.06
  5. Step 5: Solve for x
    x = 9,425,164.06/4,512.96
  6. Step 6: Final answer
    x = 2,088.47

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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.