Home / 8,944.35-13,420.05-3,399.16

Finding the Fourth Proportional to 8,944.35, 13,420.05 and 3,399.16

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Solution

The fourth proportional to 8,944.35, 13,420.05 and 3,399.16 is: 5,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.35 : 13,420.05 = 3,399.16 : x
  2. Step 2: Convert to fraction form
    8,944.35/13,420.05 = 3,399.16/x
  3. Step 3: Cross multiply
    8,944.35x = 13,420.05 × 3,399.16
  4. Step 4: Simplify right side
    8,944.35x = 45,616,897.16
  5. Step 5: Solve for x
    x = 45,616,897.16/8,944.35
  6. Step 6: Final answer
    x = 5,100.08

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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.