Home / 5,813.54-8,023.32-3,455.90

Finding the Fourth Proportional to 5,813.54, 8,023.32 and 3,455.90

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Solution

The fourth proportional to 5,813.54, 8,023.32 and 3,455.90 is: 4,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.54 : 8,023.32 = 3,455.90 : x
  2. Step 2: Convert to fraction form
    5,813.54/8,023.32 = 3,455.90/x
  3. Step 3: Cross multiply
    5,813.54x = 8,023.32 × 3,455.90
  4. Step 4: Simplify right side
    5,813.54x = 27,727,791.59
  5. Step 5: Solve for x
    x = 27,727,791.59/5,813.54
  6. Step 6: Final answer
    x = 4,769.52

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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.