Home / 5,813.73-8,023.62-3,455.85

Finding the Fourth Proportional to 5,813.73, 8,023.62 and 3,455.85

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Solution

The fourth proportional to 5,813.73, 8,023.62 and 3,455.85 is: 4,769.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.73 : 8,023.62 = 3,455.85 : x
  2. Step 2: Convert to fraction form
    5,813.73/8,023.62 = 3,455.85/x
  3. Step 3: Cross multiply
    5,813.73x = 8,023.62 × 3,455.85
  4. Step 4: Simplify right side
    5,813.73x = 27,728,427.18
  5. Step 5: Solve for x
    x = 27,728,427.18/5,813.73
  6. Step 6: Final answer
    x = 4,769.47

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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.