Home / 3,318.84-4,579.08-2,061

Finding the Fourth Proportional to 3,318.84, 4,579.08 and 2,061

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Solution

The fourth proportional to 3,318.84, 4,579.08 and 2,061 is: 2,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.84 : 4,579.08 = 2,061 : x
  2. Step 2: Convert to fraction form
    3,318.84/4,579.08 = 2,061/x
  3. Step 3: Cross multiply
    3,318.84x = 4,579.08 × 2,061
  4. Step 4: Simplify right side
    3,318.84x = 9,437,483.88
  5. Step 5: Solve for x
    x = 9,437,483.88/3,318.84
  6. Step 6: Final answer
    x = 2,843.61

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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.