Home / 5,291.19-7,938.09-2,004.30

Finding the Fourth Proportional to 5,291.19, 7,938.09 and 2,004.30

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Solution

The fourth proportional to 5,291.19, 7,938.09 and 2,004.30 is: 3,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.19 : 7,938.09 = 2,004.30 : x
  2. Step 2: Convert to fraction form
    5,291.19/7,938.09 = 2,004.30/x
  3. Step 3: Cross multiply
    5,291.19x = 7,938.09 × 2,004.30
  4. Step 4: Simplify right side
    5,291.19x = 15,910,313.79
  5. Step 5: Solve for x
    x = 15,910,313.79/5,291.19
  6. Step 6: Final answer
    x = 3,006.94

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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.