Home / 6,892.08-10,331.53-2,209.07

Finding the Fourth Proportional to 6,892.08, 10,331.53 and 2,209.07

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Solution

The fourth proportional to 6,892.08, 10,331.53 and 2,209.07 is: 3,311.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.08 : 10,331.53 = 2,209.07 : x
  2. Step 2: Convert to fraction form
    6,892.08/10,331.53 = 2,209.07/x
  3. Step 3: Cross multiply
    6,892.08x = 10,331.53 × 2,209.07
  4. Step 4: Simplify right side
    6,892.08x = 22,823,010.27
  5. Step 5: Solve for x
    x = 22,823,010.27/6,892.08
  6. Step 6: Final answer
    x = 3,311.48

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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.