Home / 4,864.05-6,712.43-2,768.31

Finding the Fourth Proportional to 4,864.05, 6,712.43 and 2,768.31

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Solution

The fourth proportional to 4,864.05, 6,712.43 and 2,768.31 is: 3,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.05 : 6,712.43 = 2,768.31 : x
  2. Step 2: Convert to fraction form
    4,864.05/6,712.43 = 2,768.31/x
  3. Step 3: Cross multiply
    4,864.05x = 6,712.43 × 2,768.31
  4. Step 4: Simplify right side
    4,864.05x = 18,582,087.09
  5. Step 5: Solve for x
    x = 18,582,087.09/4,864.05
  6. Step 6: Final answer
    x = 3,820.29

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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.