Home / 4,106.86-6,155.42-1,910.94

Finding the Fourth Proportional to 4,106.86, 6,155.42 and 1,910.94

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Solution

The fourth proportional to 4,106.86, 6,155.42 and 1,910.94 is: 2,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.86 : 6,155.42 = 1,910.94 : x
  2. Step 2: Convert to fraction form
    4,106.86/6,155.42 = 1,910.94/x
  3. Step 3: Cross multiply
    4,106.86x = 6,155.42 × 1,910.94
  4. Step 4: Simplify right side
    4,106.86x = 11,762,638.29
  5. Step 5: Solve for x
    x = 11,762,638.29/4,106.86
  6. Step 6: Final answer
    x = 2,864.14

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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.