Home / 7,628.52-11,445.30-3,249.66

Finding the Fourth Proportional to 7,628.52, 11,445.30 and 3,249.66

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Solution

The fourth proportional to 7,628.52, 11,445.30 and 3,249.66 is: 4,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.52 : 11,445.30 = 3,249.66 : x
  2. Step 2: Convert to fraction form
    7,628.52/11,445.30 = 3,249.66/x
  3. Step 3: Cross multiply
    7,628.52x = 11,445.30 × 3,249.66
  4. Step 4: Simplify right side
    7,628.52x = 37,193,333.60
  5. Step 5: Solve for x
    x = 37,193,333.60/7,628.52
  6. Step 6: Final answer
    x = 4,875.56

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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.