Home / 7,731.99-11,598.19-3,575.48

Finding the Fourth Proportional to 7,731.99, 11,598.19 and 3,575.48

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Solution

The fourth proportional to 7,731.99, 11,598.19 and 3,575.48 is: 5,363.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.99 : 11,598.19 = 3,575.48 : x
  2. Step 2: Convert to fraction form
    7,731.99/11,598.19 = 3,575.48/x
  3. Step 3: Cross multiply
    7,731.99x = 11,598.19 × 3,575.48
  4. Step 4: Simplify right side
    7,731.99x = 41,469,029.45
  5. Step 5: Solve for x
    x = 41,469,029.45/7,731.99
  6. Step 6: Final answer
    x = 5,363.31

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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.