Home / 5,892.96-8,135.28-5,571.36

Finding the Fourth Proportional to 5,892.96, 8,135.28 and 5,571.36

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Solution

The fourth proportional to 5,892.96, 8,135.28 and 5,571.36 is: 7,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.96 : 8,135.28 = 5,571.36 : x
  2. Step 2: Convert to fraction form
    5,892.96/8,135.28 = 5,571.36/x
  3. Step 3: Cross multiply
    5,892.96x = 8,135.28 × 5,571.36
  4. Step 4: Simplify right side
    5,892.96x = 45,324,573.58
  5. Step 5: Solve for x
    x = 45,324,573.58/5,892.96
  6. Step 6: Final answer
    x = 7,691.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.