Home / 4,983.60-6,877.38-2,745.48

Finding the Fourth Proportional to 4,983.60, 6,877.38 and 2,745.48

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Solution

The fourth proportional to 4,983.60, 6,877.38 and 2,745.48 is: 3,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.60 : 6,877.38 = 2,745.48 : x
  2. Step 2: Convert to fraction form
    4,983.60/6,877.38 = 2,745.48/x
  3. Step 3: Cross multiply
    4,983.60x = 6,877.38 × 2,745.48
  4. Step 4: Simplify right side
    4,983.60x = 18,881,698.95
  5. Step 5: Solve for x
    x = 18,881,698.95/4,983.60
  6. Step 6: Final answer
    x = 3,788.76

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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.