Home / 7,982.07-11,015.27-4,625.53

Finding the Fourth Proportional to 7,982.07, 11,015.27 and 4,625.53

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Solution

The fourth proportional to 7,982.07, 11,015.27 and 4,625.53 is: 6,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.07 : 11,015.27 = 4,625.53 : x
  2. Step 2: Convert to fraction form
    7,982.07/11,015.27 = 4,625.53/x
  3. Step 3: Cross multiply
    7,982.07x = 11,015.27 × 4,625.53
  4. Step 4: Simplify right side
    7,982.07x = 50,951,428.52
  5. Step 5: Solve for x
    x = 50,951,428.52/7,982.07
  6. Step 6: Final answer
    x = 6,383.24

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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.