Home / 8,683.32-13,025.58-3,489.20

Finding the Fourth Proportional to 8,683.32, 13,025.58 and 3,489.20

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Solution

The fourth proportional to 8,683.32, 13,025.58 and 3,489.20 is: 5,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.32 : 13,025.58 = 3,489.20 : x
  2. Step 2: Convert to fraction form
    8,683.32/13,025.58 = 3,489.20/x
  3. Step 3: Cross multiply
    8,683.32x = 13,025.58 × 3,489.20
  4. Step 4: Simplify right side
    8,683.32x = 45,448,788.61
  5. Step 5: Solve for x
    x = 45,448,788.61/8,683.32
  6. Step 6: Final answer
    x = 5,234.03

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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.