Home / 4,274.65-5,894.36-2,779.79

Finding the Fourth Proportional to 4,274.65, 5,894.36 and 2,779.79

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Solution

The fourth proportional to 4,274.65, 5,894.36 and 2,779.79 is: 3,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.65 : 5,894.36 = 2,779.79 : x
  2. Step 2: Convert to fraction form
    4,274.65/5,894.36 = 2,779.79/x
  3. Step 3: Cross multiply
    4,274.65x = 5,894.36 × 2,779.79
  4. Step 4: Simplify right side
    4,274.65x = 16,385,083.19
  5. Step 5: Solve for x
    x = 16,385,083.19/4,274.65
  6. Step 6: Final answer
    x = 3,833.09

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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.