Home / 4,186.37-5,777.99-2,770.08

Finding the Fourth Proportional to 4,186.37, 5,777.99 and 2,770.08

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Solution

The fourth proportional to 4,186.37, 5,777.99 and 2,770.08 is: 3,823.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.37 : 5,777.99 = 2,770.08 : x
  2. Step 2: Convert to fraction form
    4,186.37/5,777.99 = 2,770.08/x
  3. Step 3: Cross multiply
    4,186.37x = 5,777.99 × 2,770.08
  4. Step 4: Simplify right side
    4,186.37x = 16,005,480.69
  5. Step 5: Solve for x
    x = 16,005,480.69/4,186.37
  6. Step 6: Final answer
    x = 3,823.24

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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.