Home / 4,074.72-6,106.56-2,917.92

Finding the Fourth Proportional to 4,074.72, 6,106.56 and 2,917.92

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Solution

The fourth proportional to 4,074.72, 6,106.56 and 2,917.92 is: 4,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.72 : 6,106.56 = 2,917.92 : x
  2. Step 2: Convert to fraction form
    4,074.72/6,106.56 = 2,917.92/x
  3. Step 3: Cross multiply
    4,074.72x = 6,106.56 × 2,917.92
  4. Step 4: Simplify right side
    4,074.72x = 17,818,453.56
  5. Step 5: Solve for x
    x = 17,818,453.56/4,074.72
  6. Step 6: Final answer
    x = 4,372.93

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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.