Home / 8,813.88-13,201.38-5,343.84

Finding the Fourth Proportional to 8,813.88, 13,201.38 and 5,343.84

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Solution

The fourth proportional to 8,813.88, 13,201.38 and 5,343.84 is: 8,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813.88 : 13,201.38 = 5,343.84 : x
  2. Step 2: Convert to fraction form
    8,813.88/13,201.38 = 5,343.84/x
  3. Step 3: Cross multiply
    8,813.88x = 13,201.38 × 5,343.84
  4. Step 4: Simplify right side
    8,813.88x = 70,546,062.50
  5. Step 5: Solve for x
    x = 70,546,062.50/8,813.88
  6. Step 6: Final answer
    x = 8,003.97

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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.