Home / 11,101.12-16,653.30-3,310

Finding the Fourth Proportional to 11,101.12, 16,653.30 and 3,310

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Solution

The fourth proportional to 11,101.12, 16,653.30 and 3,310 is: 4,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.12 : 16,653.30 = 3,310 : x
  2. Step 2: Convert to fraction form
    11,101.12/16,653.30 = 3,310/x
  3. Step 3: Cross multiply
    11,101.12x = 16,653.30 × 3,310
  4. Step 4: Simplify right side
    11,101.12x = 55,122,423
  5. Step 5: Solve for x
    x = 55,122,423/11,101.12
  6. Step 6: Final answer
    x = 4,965.48

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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.