Home / 4,141.37-5,709.48-2,812.77

Finding the Fourth Proportional to 4,141.37, 5,709.48 and 2,812.77

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Solution

The fourth proportional to 4,141.37, 5,709.48 and 2,812.77 is: 3,877.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.37 : 5,709.48 = 2,812.77 : x
  2. Step 2: Convert to fraction form
    4,141.37/5,709.48 = 2,812.77/x
  3. Step 3: Cross multiply
    4,141.37x = 5,709.48 × 2,812.77
  4. Step 4: Simplify right side
    4,141.37x = 16,059,454.06
  5. Step 5: Solve for x
    x = 16,059,454.06/4,141.37
  6. Step 6: Final answer
    x = 3,877.82

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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.