Home / 4,767.45-6,579.09-2,777.28

Finding the Fourth Proportional to 4,767.45, 6,579.09 and 2,777.28

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Solution

The fourth proportional to 4,767.45, 6,579.09 and 2,777.28 is: 3,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.45 : 6,579.09 = 2,777.28 : x
  2. Step 2: Convert to fraction form
    4,767.45/6,579.09 = 2,777.28/x
  3. Step 3: Cross multiply
    4,767.45x = 6,579.09 × 2,777.28
  4. Step 4: Simplify right side
    4,767.45x = 18,271,975.08
  5. Step 5: Solve for x
    x = 18,271,975.08/4,767.45
  6. Step 6: Final answer
    x = 3,832.65

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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.