Home / 8,714.86-13,072.46-2,871.52

Finding the Fourth Proportional to 8,714.86, 13,072.46 and 2,871.52

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Solution

The fourth proportional to 8,714.86, 13,072.46 and 2,871.52 is: 4,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714.86 : 13,072.46 = 2,871.52 : x
  2. Step 2: Convert to fraction form
    8,714.86/13,072.46 = 2,871.52/x
  3. Step 3: Cross multiply
    8,714.86x = 13,072.46 × 2,871.52
  4. Step 4: Simplify right side
    8,714.86x = 37,537,783.30
  5. Step 5: Solve for x
    x = 37,537,783.30/8,714.86
  6. Step 6: Final answer
    x = 4,307.33

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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.