Home / 3,511-4,849.30-2,330.02

Finding the Fourth Proportional to 3,511, 4,849.30 and 2,330.02

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Solution

The fourth proportional to 3,511, 4,849.30 and 2,330.02 is: 3,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511 : 4,849.30 = 2,330.02 : x
  2. Step 2: Convert to fraction form
    3,511/4,849.30 = 2,330.02/x
  3. Step 3: Cross multiply
    3,511x = 4,849.30 × 2,330.02
  4. Step 4: Simplify right side
    3,511x = 11,298,965.99
  5. Step 5: Solve for x
    x = 11,298,965.99/3,511
  6. Step 6: Final answer
    x = 3,218.16

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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.