Home / 8,936.18-13,406.52-5,241.50

Finding the Fourth Proportional to 8,936.18, 13,406.52 and 5,241.50

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Solution

The fourth proportional to 8,936.18, 13,406.52 and 5,241.50 is: 7,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.18 : 13,406.52 = 5,241.50 : x
  2. Step 2: Convert to fraction form
    8,936.18/13,406.52 = 5,241.50/x
  3. Step 3: Cross multiply
    8,936.18x = 13,406.52 × 5,241.50
  4. Step 4: Simplify right side
    8,936.18x = 70,270,274.58
  5. Step 5: Solve for x
    x = 70,270,274.58/8,936.18
  6. Step 6: Final answer
    x = 7,863.57

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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.