Home / 8,111.52-11,190.24-4,754.52

Finding the Fourth Proportional to 8,111.52, 11,190.24 and 4,754.52

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Solution

The fourth proportional to 8,111.52, 11,190.24 and 4,754.52 is: 6,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.52 : 11,190.24 = 4,754.52 : x
  2. Step 2: Convert to fraction form
    8,111.52/11,190.24 = 4,754.52/x
  3. Step 3: Cross multiply
    8,111.52x = 11,190.24 × 4,754.52
  4. Step 4: Simplify right side
    8,111.52x = 53,204,219.88
  5. Step 5: Solve for x
    x = 53,204,219.88/8,111.52
  6. Step 6: Final answer
    x = 6,559.09

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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.