Home / 7,991.73-11,028.36-4,588.64

Finding the Fourth Proportional to 7,991.73, 11,028.36 and 4,588.64

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Solution

The fourth proportional to 7,991.73, 11,028.36 and 4,588.64 is: 6,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,991.73 : 11,028.36 = 4,588.64 : x
  2. Step 2: Convert to fraction form
    7,991.73/11,028.36 = 4,588.64/x
  3. Step 3: Cross multiply
    7,991.73x = 11,028.36 × 4,588.64
  4. Step 4: Simplify right side
    7,991.73x = 50,605,173.83
  5. Step 5: Solve for x
    x = 50,605,173.83/7,991.73
  6. Step 6: Final answer
    x = 6,332.19

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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.