Home / 10,975.60-16,465.04-3,183.40

Finding the Fourth Proportional to 10,975.60, 16,465.04 and 3,183.40

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Solution

The fourth proportional to 10,975.60, 16,465.04 and 3,183.40 is: 4,775.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.60 : 16,465.04 = 3,183.40 : x
  2. Step 2: Convert to fraction form
    10,975.60/16,465.04 = 3,183.40/x
  3. Step 3: Cross multiply
    10,975.60x = 16,465.04 × 3,183.40
  4. Step 4: Simplify right side
    10,975.60x = 52,414,808.34
  5. Step 5: Solve for x
    x = 52,414,808.34/10,975.60
  6. Step 6: Final answer
    x = 4,775.58

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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.