Home / 8,208.28-12,315.66-3,014.56

Finding the Fourth Proportional to 8,208.28, 12,315.66 and 3,014.56

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Solution

The fourth proportional to 8,208.28, 12,315.66 and 3,014.56 is: 4,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.28 : 12,315.66 = 3,014.56 : x
  2. Step 2: Convert to fraction form
    8,208.28/12,315.66 = 3,014.56/x
  3. Step 3: Cross multiply
    8,208.28x = 12,315.66 × 3,014.56
  4. Step 4: Simplify right side
    8,208.28x = 37,126,296.01
  5. Step 5: Solve for x
    x = 37,126,296.01/8,208.28
  6. Step 6: Final answer
    x = 4,523.03

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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.