Home / 7,318.94-10,102.38-6,334.80

Finding the Fourth Proportional to 7,318.94, 10,102.38 and 6,334.80

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Solution

The fourth proportional to 7,318.94, 10,102.38 and 6,334.80 is: 8,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.94 : 10,102.38 = 6,334.80 : x
  2. Step 2: Convert to fraction form
    7,318.94/10,102.38 = 6,334.80/x
  3. Step 3: Cross multiply
    7,318.94x = 10,102.38 × 6,334.80
  4. Step 4: Simplify right side
    7,318.94x = 63,996,556.82
  5. Step 5: Solve for x
    x = 63,996,556.82/7,318.94
  6. Step 6: Final answer
    x = 8,743.97

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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.