Home / 6,892.38-10,315.94-4,887.22

Finding the Fourth Proportional to 6,892.38, 10,315.94 and 4,887.22

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Solution

The fourth proportional to 6,892.38, 10,315.94 and 4,887.22 is: 7,314.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.38 : 10,315.94 = 4,887.22 : x
  2. Step 2: Convert to fraction form
    6,892.38/10,315.94 = 4,887.22/x
  3. Step 3: Cross multiply
    6,892.38x = 10,315.94 × 4,887.22
  4. Step 4: Simplify right side
    6,892.38x = 50,416,268.29
  5. Step 5: Solve for x
    x = 50,416,268.29/6,892.38
  6. Step 6: Final answer
    x = 7,314.78

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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.