Home / 3,610.80-4,983.60-2,553.76

Finding the Fourth Proportional to 3,610.80, 4,983.60 and 2,553.76

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Solution

The fourth proportional to 3,610.80, 4,983.60 and 2,553.76 is: 3,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.80 : 4,983.60 = 2,553.76 : x
  2. Step 2: Convert to fraction form
    3,610.80/4,983.60 = 2,553.76/x
  3. Step 3: Cross multiply
    3,610.80x = 4,983.60 × 2,553.76
  4. Step 4: Simplify right side
    3,610.80x = 12,726,918.34
  5. Step 5: Solve for x
    x = 12,726,918.34/3,610.80
  6. Step 6: Final answer
    x = 3,524.68

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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.