Home / 7,536.82-10,401.34-4,179.95

Finding the Fourth Proportional to 7,536.82, 10,401.34 and 4,179.95

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Solution

The fourth proportional to 7,536.82, 10,401.34 and 4,179.95 is: 5,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.82 : 10,401.34 = 4,179.95 : x
  2. Step 2: Convert to fraction form
    7,536.82/10,401.34 = 4,179.95/x
  3. Step 3: Cross multiply
    7,536.82x = 10,401.34 × 4,179.95
  4. Step 4: Simplify right side
    7,536.82x = 43,477,081.13
  5. Step 5: Solve for x
    x = 43,477,081.13/7,536.82
  6. Step 6: Final answer
    x = 5,768.63

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Half scale
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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.