Home / 3,917.10-5,876.40-1,451.94

Finding the Fourth Proportional to 3,917.10, 5,876.40 and 1,451.94

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Solution

The fourth proportional to 3,917.10, 5,876.40 and 1,451.94 is: 2,178.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.10 : 5,876.40 = 1,451.94 : x
  2. Step 2: Convert to fraction form
    3,917.10/5,876.40 = 1,451.94/x
  3. Step 3: Cross multiply
    3,917.10x = 5,876.40 × 1,451.94
  4. Step 4: Simplify right side
    3,917.10x = 8,532,180.22
  5. Step 5: Solve for x
    x = 8,532,180.22/3,917.10
  6. Step 6: Final answer
    x = 2,178.19

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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.