Home / 4,579.68-6,319.84-2,691.28

Finding the Fourth Proportional to 4,579.68, 6,319.84 and 2,691.28

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Solution

The fourth proportional to 4,579.68, 6,319.84 and 2,691.28 is: 3,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.68 : 6,319.84 = 2,691.28 : x
  2. Step 2: Convert to fraction form
    4,579.68/6,319.84 = 2,691.28/x
  3. Step 3: Cross multiply
    4,579.68x = 6,319.84 × 2,691.28
  4. Step 4: Simplify right side
    4,579.68x = 17,008,459.00
  5. Step 5: Solve for x
    x = 17,008,459.00/4,579.68
  6. Step 6: Final answer
    x = 3,713.90

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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.