Home / 4,983.24-6,876.78-2,859.14

Finding the Fourth Proportional to 4,983.24, 6,876.78 and 2,859.14

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Solution

The fourth proportional to 4,983.24, 6,876.78 and 2,859.14 is: 3,945.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.24 : 6,876.78 = 2,859.14 : x
  2. Step 2: Convert to fraction form
    4,983.24/6,876.78 = 2,859.14/x
  3. Step 3: Cross multiply
    4,983.24x = 6,876.78 × 2,859.14
  4. Step 4: Simplify right side
    4,983.24x = 19,661,676.77
  5. Step 5: Solve for x
    x = 19,661,676.77/4,983.24
  6. Step 6: Final answer
    x = 3,945.56

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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.