Home / 4,714.26-7,070.58-1,791.78

Finding the Fourth Proportional to 4,714.26, 7,070.58 and 1,791.78

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Solution

The fourth proportional to 4,714.26, 7,070.58 and 1,791.78 is: 2,687.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.26 : 7,070.58 = 1,791.78 : x
  2. Step 2: Convert to fraction form
    4,714.26/7,070.58 = 1,791.78/x
  3. Step 3: Cross multiply
    4,714.26x = 7,070.58 × 1,791.78
  4. Step 4: Simplify right side
    4,714.26x = 12,668,923.83
  5. Step 5: Solve for x
    x = 12,668,923.83/4,714.26
  6. Step 6: Final answer
    x = 2,687.36

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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.