Home / 4,983.16-6,876.81-2,745.12

Finding the Fourth Proportional to 4,983.16, 6,876.81 and 2,745.12

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Solution

The fourth proportional to 4,983.16, 6,876.81 and 2,745.12 is: 3,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.16 : 6,876.81 = 2,745.12 : x
  2. Step 2: Convert to fraction form
    4,983.16/6,876.81 = 2,745.12/x
  3. Step 3: Cross multiply
    4,983.16x = 6,876.81 × 2,745.12
  4. Step 4: Simplify right side
    4,983.16x = 18,877,651.48
  5. Step 5: Solve for x
    x = 18,877,651.48/4,983.16
  6. Step 6: Final answer
    x = 3,788.29

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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.