Home / 4,920.59-7,383.26-2,455.76

Finding the Fourth Proportional to 4,920.59, 7,383.26 and 2,455.76

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Solution

The fourth proportional to 4,920.59, 7,383.26 and 2,455.76 is: 3,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.59 : 7,383.26 = 2,455.76 : x
  2. Step 2: Convert to fraction form
    4,920.59/7,383.26 = 2,455.76/x
  3. Step 3: Cross multiply
    4,920.59x = 7,383.26 × 2,455.76
  4. Step 4: Simplify right side
    4,920.59x = 18,131,539.18
  5. Step 5: Solve for x
    x = 18,131,539.18/4,920.59
  6. Step 6: Final answer
    x = 3,684.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.