Home / 10,683.64-16,028.52-3,289.12

Finding the Fourth Proportional to 10,683.64, 16,028.52 and 3,289.12

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Solution

The fourth proportional to 10,683.64, 16,028.52 and 3,289.12 is: 4,934.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,683.64 : 16,028.52 = 3,289.12 : x
  2. Step 2: Convert to fraction form
    10,683.64/16,028.52 = 3,289.12/x
  3. Step 3: Cross multiply
    10,683.64x = 16,028.52 × 3,289.12
  4. Step 4: Simplify right side
    10,683.64x = 52,719,725.70
  5. Step 5: Solve for x
    x = 52,719,725.70/10,683.64
  6. Step 6: Final answer
    x = 4,934.62

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1.5x scale

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.