Home / 8,015.52-12,021.66-6,713.04

Finding the Fourth Proportional to 8,015.52, 12,021.66 and 6,713.04

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Solution

The fourth proportional to 8,015.52, 12,021.66 and 6,713.04 is: 10,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.52 : 12,021.66 = 6,713.04 : x
  2. Step 2: Convert to fraction form
    8,015.52/12,021.66 = 6,713.04/x
  3. Step 3: Cross multiply
    8,015.52x = 12,021.66 × 6,713.04
  4. Step 4: Simplify right side
    8,015.52x = 80,701,884.45
  5. Step 5: Solve for x
    x = 80,701,884.45/8,015.52
  6. Step 6: Final answer
    x = 10,068.20

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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.