Home / 9,018.96-13,528.46-3,753.90

Finding the Fourth Proportional to 9,018.96, 13,528.46 and 3,753.90

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Solution

The fourth proportional to 9,018.96, 13,528.46 and 3,753.90 is: 5,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.96 : 13,528.46 = 3,753.90 : x
  2. Step 2: Convert to fraction form
    9,018.96/13,528.46 = 3,753.90/x
  3. Step 3: Cross multiply
    9,018.96x = 13,528.46 × 3,753.90
  4. Step 4: Simplify right side
    9,018.96x = 50,784,467.22
  5. Step 5: Solve for x
    x = 50,784,467.22/9,018.96
  6. Step 6: Final answer
    x = 5,630.86

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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.