Home / 8,228.09-11,342.96-5,866.13

Finding the Fourth Proportional to 8,228.09, 11,342.96 and 5,866.13

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Solution

The fourth proportional to 8,228.09, 11,342.96 and 5,866.13 is: 8,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.09 : 11,342.96 = 5,866.13 : x
  2. Step 2: Convert to fraction form
    8,228.09/11,342.96 = 5,866.13/x
  3. Step 3: Cross multiply
    8,228.09x = 11,342.96 × 5,866.13
  4. Step 4: Simplify right side
    8,228.09x = 66,539,291.64
  5. Step 5: Solve for x
    x = 66,539,291.64/8,228.09
  6. Step 6: Final answer
    x = 8,086.84

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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.