Home / 4,983.29-6,876.34-2,858.71

Finding the Fourth Proportional to 4,983.29, 6,876.34 and 2,858.71

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Solution

The fourth proportional to 4,983.29, 6,876.34 and 2,858.71 is: 3,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.29 : 6,876.34 = 2,858.71 : x
  2. Step 2: Convert to fraction form
    4,983.29/6,876.34 = 2,858.71/x
  3. Step 3: Cross multiply
    4,983.29x = 6,876.34 × 2,858.71
  4. Step 4: Simplify right side
    4,983.29x = 19,657,466.56
  5. Step 5: Solve for x
    x = 19,657,466.56/4,983.29
  6. Step 6: Final answer
    x = 3,944.68

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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.