Home / 8,965.98-13,449.27-3,042.81

Finding the Fourth Proportional to 8,965.98, 13,449.27 and 3,042.81

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Solution

The fourth proportional to 8,965.98, 13,449.27 and 3,042.81 is: 4,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.98 : 13,449.27 = 3,042.81 : x
  2. Step 2: Convert to fraction form
    8,965.98/13,449.27 = 3,042.81/x
  3. Step 3: Cross multiply
    8,965.98x = 13,449.27 × 3,042.81
  4. Step 4: Simplify right side
    8,965.98x = 40,923,573.25
  5. Step 5: Solve for x
    x = 40,923,573.25/8,965.98
  6. Step 6: Final answer
    x = 4,564.32

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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.