Home / 6,163.56-8,508.51-3,928.46

Finding the Fourth Proportional to 6,163.56, 8,508.51 and 3,928.46

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Solution

The fourth proportional to 6,163.56, 8,508.51 and 3,928.46 is: 5,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.56 : 8,508.51 = 3,928.46 : x
  2. Step 2: Convert to fraction form
    6,163.56/8,508.51 = 3,928.46/x
  3. Step 3: Cross multiply
    6,163.56x = 8,508.51 × 3,928.46
  4. Step 4: Simplify right side
    6,163.56x = 33,425,298.65
  5. Step 5: Solve for x
    x = 33,425,298.65/6,163.56
  6. Step 6: Final answer
    x = 5,423.05

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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.