Home / 8,054.01-11,112.26-5,221.50

Finding the Fourth Proportional to 8,054.01, 11,112.26 and 5,221.50

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Solution

The fourth proportional to 8,054.01, 11,112.26 and 5,221.50 is: 7,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.01 : 11,112.26 = 5,221.50 : x
  2. Step 2: Convert to fraction form
    8,054.01/11,112.26 = 5,221.50/x
  3. Step 3: Cross multiply
    8,054.01x = 11,112.26 × 5,221.50
  4. Step 4: Simplify right side
    8,054.01x = 58,022,639.48
  5. Step 5: Solve for x
    x = 58,022,639.48/8,054.01
  6. Step 6: Final answer
    x = 7,204.19

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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.