Home / 8,665.26-13,002.75-3,471.54

Finding the Fourth Proportional to 8,665.26, 13,002.75 and 3,471.54

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Solution

The fourth proportional to 8,665.26, 13,002.75 and 3,471.54 is: 5,209.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665.26 : 13,002.75 = 3,471.54 : x
  2. Step 2: Convert to fraction form
    8,665.26/13,002.75 = 3,471.54/x
  3. Step 3: Cross multiply
    8,665.26x = 13,002.75 × 3,471.54
  4. Step 4: Simplify right side
    8,665.26x = 45,139,566.74
  5. Step 5: Solve for x
    x = 45,139,566.74/8,665.26
  6. Step 6: Final answer
    x = 5,209.26

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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.