Home / 4,186.14-5,775.72-2,506.86

Finding the Fourth Proportional to 4,186.14, 5,775.72 and 2,506.86

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Solution

The fourth proportional to 4,186.14, 5,775.72 and 2,506.86 is: 3,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.14 : 5,775.72 = 2,506.86 : x
  2. Step 2: Convert to fraction form
    4,186.14/5,775.72 = 2,506.86/x
  3. Step 3: Cross multiply
    4,186.14x = 5,775.72 × 2,506.86
  4. Step 4: Simplify right side
    4,186.14x = 14,478,921.44
  5. Step 5: Solve for x
    x = 14,478,921.44/4,186.14
  6. Step 6: Final answer
    x = 3,458.78

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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.