Home / 8,742.33-12,069.36-6,057.45

Finding the Fourth Proportional to 8,742.33, 12,069.36 and 6,057.45

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Solution

The fourth proportional to 8,742.33, 12,069.36 and 6,057.45 is: 8,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.33 : 12,069.36 = 6,057.45 : x
  2. Step 2: Convert to fraction form
    8,742.33/12,069.36 = 6,057.45/x
  3. Step 3: Cross multiply
    8,742.33x = 12,069.36 × 6,057.45
  4. Step 4: Simplify right side
    8,742.33x = 73,109,544.73
  5. Step 5: Solve for x
    x = 73,109,544.73/8,742.33
  6. Step 6: Final answer
    x = 8,362.71

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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.