Home / 7,757.36-11,625.54-5,561.24

Finding the Fourth Proportional to 7,757.36, 11,625.54 and 5,561.24

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Solution

The fourth proportional to 7,757.36, 11,625.54 and 5,561.24 is: 8,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.36 : 11,625.54 = 5,561.24 : x
  2. Step 2: Convert to fraction form
    7,757.36/11,625.54 = 5,561.24/x
  3. Step 3: Cross multiply
    7,757.36x = 11,625.54 × 5,561.24
  4. Step 4: Simplify right side
    7,757.36x = 64,652,359.94
  5. Step 5: Solve for x
    x = 64,652,359.94/7,757.36
  6. Step 6: Final answer
    x = 8,334.33

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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.