Home / 11,306.64-16,954.70-6,628.08

Finding the Fourth Proportional to 11,306.64, 16,954.70 and 6,628.08

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Solution

The fourth proportional to 11,306.64, 16,954.70 and 6,628.08 is: 9,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.64 : 16,954.70 = 6,628.08 : x
  2. Step 2: Convert to fraction form
    11,306.64/16,954.70 = 6,628.08/x
  3. Step 3: Cross multiply
    11,306.64x = 16,954.70 × 6,628.08
  4. Step 4: Simplify right side
    11,306.64x = 112,377,074.84
  5. Step 5: Solve for x
    x = 112,377,074.84/11,306.64
  6. Step 6: Final answer
    x = 9,939.03

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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.