Home / 11,308.97-16,948.79-9,738.43

Finding the Fourth Proportional to 11,308.97, 16,948.79 and 9,738.43

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Solution

The fourth proportional to 11,308.97, 16,948.79 and 9,738.43 is: 14,595.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.97 : 16,948.79 = 9,738.43 : x
  2. Step 2: Convert to fraction form
    11,308.97/16,948.79 = 9,738.43/x
  3. Step 3: Cross multiply
    11,308.97x = 16,948.79 × 9,738.43
  4. Step 4: Simplify right side
    11,308.97x = 165,054,520.26
  5. Step 5: Solve for x
    x = 165,054,520.26/11,308.97
  6. Step 6: Final answer
    x = 14,595.02

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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.