Home / 7,372.82-11,042.63-4,245.41

Finding the Fourth Proportional to 7,372.82, 11,042.63 and 4,245.41

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Solution

The fourth proportional to 7,372.82, 11,042.63 and 4,245.41 is: 6,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.82 : 11,042.63 = 4,245.41 : x
  2. Step 2: Convert to fraction form
    7,372.82/11,042.63 = 4,245.41/x
  3. Step 3: Cross multiply
    7,372.82x = 11,042.63 × 4,245.41
  4. Step 4: Simplify right side
    7,372.82x = 46,880,514.13
  5. Step 5: Solve for x
    x = 46,880,514.13/7,372.82
  6. Step 6: Final answer
    x = 6,358.56

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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.