Home / 8,427.69-11,617.43-6,068.97

Finding the Fourth Proportional to 8,427.69, 11,617.43 and 6,068.97

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Solution

The fourth proportional to 8,427.69, 11,617.43 and 6,068.97 is: 8,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.69 : 11,617.43 = 6,068.97 : x
  2. Step 2: Convert to fraction form
    8,427.69/11,617.43 = 6,068.97/x
  3. Step 3: Cross multiply
    8,427.69x = 11,617.43 × 6,068.97
  4. Step 4: Simplify right side
    8,427.69x = 70,505,803.80
  5. Step 5: Solve for x
    x = 70,505,803.80/8,427.69
  6. Step 6: Final answer
    x = 8,365.97

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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.