Home / 3,913.83-5,866.79-2,454.01

Finding the Fourth Proportional to 3,913.83, 5,866.79 and 2,454.01

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Solution

The fourth proportional to 3,913.83, 5,866.79 and 2,454.01 is: 3,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.83 : 5,866.79 = 2,454.01 : x
  2. Step 2: Convert to fraction form
    3,913.83/5,866.79 = 2,454.01/x
  3. Step 3: Cross multiply
    3,913.83x = 5,866.79 × 2,454.01
  4. Step 4: Simplify right side
    3,913.83x = 14,397,161.33
  5. Step 5: Solve for x
    x = 14,397,161.33/3,913.83
  6. Step 6: Final answer
    x = 3,678.54

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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.