Home / 5,667.30-7,819.77-3,309.54

Finding the Fourth Proportional to 5,667.30, 7,819.77 and 3,309.54

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Solution

The fourth proportional to 5,667.30, 7,819.77 and 3,309.54 is: 4,566.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667.30 : 7,819.77 = 3,309.54 : x
  2. Step 2: Convert to fraction form
    5,667.30/7,819.77 = 3,309.54/x
  3. Step 3: Cross multiply
    5,667.30x = 7,819.77 × 3,309.54
  4. Step 4: Simplify right side
    5,667.30x = 25,879,841.61
  5. Step 5: Solve for x
    x = 25,879,841.61/5,667.30
  6. Step 6: Final answer
    x = 4,566.52

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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.