Home / 8,962.60-13,432.81-3,694.28

Finding the Fourth Proportional to 8,962.60, 13,432.81 and 3,694.28

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Solution

The fourth proportional to 8,962.60, 13,432.81 and 3,694.28 is: 5,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.60 : 13,432.81 = 3,694.28 : x
  2. Step 2: Convert to fraction form
    8,962.60/13,432.81 = 3,694.28/x
  3. Step 3: Cross multiply
    8,962.60x = 13,432.81 × 3,694.28
  4. Step 4: Simplify right side
    8,962.60x = 49,624,615.58
  5. Step 5: Solve for x
    x = 49,624,615.58/8,962.60
  6. Step 6: Final answer
    x = 5,536.86

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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.