Home / 8,926.56-13,391.90-3,004.20

Finding the Fourth Proportional to 8,926.56, 13,391.90 and 3,004.20

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Solution

The fourth proportional to 8,926.56, 13,391.90 and 3,004.20 is: 4,506.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.56 : 13,391.90 = 3,004.20 : x
  2. Step 2: Convert to fraction form
    8,926.56/13,391.90 = 3,004.20/x
  3. Step 3: Cross multiply
    8,926.56x = 13,391.90 × 3,004.20
  4. Step 4: Simplify right side
    8,926.56x = 40,231,945.98
  5. Step 5: Solve for x
    x = 40,231,945.98/8,926.56
  6. Step 6: Final answer
    x = 4,506.99

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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.