Home / 10,711.92-16,069.42-3,316.96

Finding the Fourth Proportional to 10,711.92, 16,069.42 and 3,316.96

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Solution

The fourth proportional to 10,711.92, 16,069.42 and 3,316.96 is: 4,975.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711.92 : 16,069.42 = 3,316.96 : x
  2. Step 2: Convert to fraction form
    10,711.92/16,069.42 = 3,316.96/x
  3. Step 3: Cross multiply
    10,711.92x = 16,069.42 × 3,316.96
  4. Step 4: Simplify right side
    10,711.92x = 53,301,623.36
  5. Step 5: Solve for x
    x = 53,301,623.36/10,711.92
  6. Step 6: Final answer
    x = 4,975.92

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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.