Home / 10,789.98-16,159.44-6,882.54

Finding the Fourth Proportional to 10,789.98, 16,159.44 and 6,882.54

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Solution

The fourth proportional to 10,789.98, 16,159.44 and 6,882.54 is: 10,307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.98 : 16,159.44 = 6,882.54 : x
  2. Step 2: Convert to fraction form
    10,789.98/16,159.44 = 6,882.54/x
  3. Step 3: Cross multiply
    10,789.98x = 16,159.44 × 6,882.54
  4. Step 4: Simplify right side
    10,789.98x = 111,217,992.18
  5. Step 5: Solve for x
    x = 111,217,992.18/10,789.98
  6. Step 6: Final answer
    x = 10,307.53

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1.5x scale

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.