Home / 5,630.13-8,435.97-1,930.37

Finding the Fourth Proportional to 5,630.13, 8,435.97 and 1,930.37

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Solution

The fourth proportional to 5,630.13, 8,435.97 and 1,930.37 is: 2,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.13 : 8,435.97 = 1,930.37 : x
  2. Step 2: Convert to fraction form
    5,630.13/8,435.97 = 1,930.37/x
  3. Step 3: Cross multiply
    5,630.13x = 8,435.97 × 1,930.37
  4. Step 4: Simplify right side
    5,630.13x = 16,284,501.23
  5. Step 5: Solve for x
    x = 16,284,501.23/5,630.13
  6. Step 6: Final answer
    x = 2,892.38

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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.