Home / 12,084.40-16,676.43-6,707.65

Finding the Fourth Proportional to 12,084.40, 16,676.43 and 6,707.65

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Solution

The fourth proportional to 12,084.40, 16,676.43 and 6,707.65 is: 9,256.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084.40 : 16,676.43 = 6,707.65 : x
  2. Step 2: Convert to fraction form
    12,084.40/16,676.43 = 6,707.65/x
  3. Step 3: Cross multiply
    12,084.40x = 16,676.43 × 6,707.65
  4. Step 4: Simplify right side
    12,084.40x = 111,859,614.00
  5. Step 5: Solve for x
    x = 111,859,614.00/12,084.40
  6. Step 6: Final answer
    x = 9,256.53

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1.5x scale

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.