Home / 4,154.56-6,238.89-2,776.75

Finding the Fourth Proportional to 4,154.56, 6,238.89 and 2,776.75

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Solution

The fourth proportional to 4,154.56, 6,238.89 and 2,776.75 is: 4,169.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.56 : 6,238.89 = 2,776.75 : x
  2. Step 2: Convert to fraction form
    4,154.56/6,238.89 = 2,776.75/x
  3. Step 3: Cross multiply
    4,154.56x = 6,238.89 × 2,776.75
  4. Step 4: Simplify right side
    4,154.56x = 17,323,822.21
  5. Step 5: Solve for x
    x = 17,323,822.21/4,154.56
  6. Step 6: Final answer
    x = 4,169.84

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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.