Home / 5,086.16-7,618.56-2,613.44

Finding the Fourth Proportional to 5,086.16, 7,618.56 and 2,613.44

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Solution

The fourth proportional to 5,086.16, 7,618.56 and 2,613.44 is: 3,914.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.16 : 7,618.56 = 2,613.44 : x
  2. Step 2: Convert to fraction form
    5,086.16/7,618.56 = 2,613.44/x
  3. Step 3: Cross multiply
    5,086.16x = 7,618.56 × 2,613.44
  4. Step 4: Simplify right side
    5,086.16x = 19,910,649.45
  5. Step 5: Solve for x
    x = 19,910,649.45/5,086.16
  6. Step 6: Final answer
    x = 3,914.67

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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.