Home / 4,453.92-6,688.44-3,869.64

Finding the Fourth Proportional to 4,453.92, 6,688.44 and 3,869.64

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Solution

The fourth proportional to 4,453.92, 6,688.44 and 3,869.64 is: 5,811.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.92 : 6,688.44 = 3,869.64 : x
  2. Step 2: Convert to fraction form
    4,453.92/6,688.44 = 3,869.64/x
  3. Step 3: Cross multiply
    4,453.92x = 6,688.44 × 3,869.64
  4. Step 4: Simplify right side
    4,453.92x = 25,881,854.96
  5. Step 5: Solve for x
    x = 25,881,854.96/4,453.92
  6. Step 6: Final answer
    x = 5,811.03

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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.