Home / 8,680.67-11,979.24-5,094.99

Finding the Fourth Proportional to 8,680.67, 11,979.24 and 5,094.99

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Solution

The fourth proportional to 8,680.67, 11,979.24 and 5,094.99 is: 7,031.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680.67 : 11,979.24 = 5,094.99 : x
  2. Step 2: Convert to fraction form
    8,680.67/11,979.24 = 5,094.99/x
  3. Step 3: Cross multiply
    8,680.67x = 11,979.24 × 5,094.99
  4. Step 4: Simplify right side
    8,680.67x = 61,034,157.68
  5. Step 5: Solve for x
    x = 61,034,157.68/8,680.67
  6. Step 6: Final answer
    x = 7,031.04

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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.