Home / 10,883.04-16,321.80-4,639.60

Finding the Fourth Proportional to 10,883.04, 16,321.80 and 4,639.60

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Solution

The fourth proportional to 10,883.04, 16,321.80 and 4,639.60 is: 6,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.04 : 16,321.80 = 4,639.60 : x
  2. Step 2: Convert to fraction form
    10,883.04/16,321.80 = 4,639.60/x
  3. Step 3: Cross multiply
    10,883.04x = 16,321.80 × 4,639.60
  4. Step 4: Simplify right side
    10,883.04x = 75,726,623.28
  5. Step 5: Solve for x
    x = 75,726,623.28/10,883.04
  6. Step 6: Final answer
    x = 6,958.22

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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.