Home / 8,208.44-12,309.10-4,509.56

Finding the Fourth Proportional to 8,208.44, 12,309.10 and 4,509.56

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Solution

The fourth proportional to 8,208.44, 12,309.10 and 4,509.56 is: 6,762.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.44 : 12,309.10 = 4,509.56 : x
  2. Step 2: Convert to fraction form
    8,208.44/12,309.10 = 4,509.56/x
  3. Step 3: Cross multiply
    8,208.44x = 12,309.10 × 4,509.56
  4. Step 4: Simplify right side
    8,208.44x = 55,508,625.00
  5. Step 5: Solve for x
    x = 55,508,625.00/8,208.44
  6. Step 6: Final answer
    x = 6,762.38

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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.