Home / 11,559.88-17,322.30-7,650.28

Finding the Fourth Proportional to 11,559.88, 17,322.30 and 7,650.28

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Solution

The fourth proportional to 11,559.88, 17,322.30 and 7,650.28 is: 11,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.88 : 17,322.30 = 7,650.28 : x
  2. Step 2: Convert to fraction form
    11,559.88/17,322.30 = 7,650.28/x
  3. Step 3: Cross multiply
    11,559.88x = 17,322.30 × 7,650.28
  4. Step 4: Simplify right side
    11,559.88x = 132,520,445.24
  5. Step 5: Solve for x
    x = 132,520,445.24/11,559.88
  6. Step 6: Final answer
    x = 11,463.83

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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.