Home / 3,105.41-4,659.93-2,864.84

Finding the Fourth Proportional to 3,105.41, 4,659.93 and 2,864.84

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Solution

The fourth proportional to 3,105.41, 4,659.93 and 2,864.84 is: 4,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.41 : 4,659.93 = 2,864.84 : x
  2. Step 2: Convert to fraction form
    3,105.41/4,659.93 = 2,864.84/x
  3. Step 3: Cross multiply
    3,105.41x = 4,659.93 × 2,864.84
  4. Step 4: Simplify right side
    3,105.41x = 13,349,930.56
  5. Step 5: Solve for x
    x = 13,349,930.56/3,105.41
  6. Step 6: Final answer
    x = 4,298.93

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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.