Home / 8,322.51-12,473.39-5,353.05

Finding the Fourth Proportional to 8,322.51, 12,473.39 and 5,353.05

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Solution

The fourth proportional to 8,322.51, 12,473.39 and 5,353.05 is: 8,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.51 : 12,473.39 = 5,353.05 : x
  2. Step 2: Convert to fraction form
    8,322.51/12,473.39 = 5,353.05/x
  3. Step 3: Cross multiply
    8,322.51x = 12,473.39 × 5,353.05
  4. Step 4: Simplify right side
    8,322.51x = 66,770,591.21
  5. Step 5: Solve for x
    x = 66,770,591.21/8,322.51
  6. Step 6: Final answer
    x = 8,022.90

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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.