Home / 3,357.18-5,031-1,714.86

Finding the Fourth Proportional to 3,357.18, 5,031 and 1,714.86

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Solution

The fourth proportional to 3,357.18, 5,031 and 1,714.86 is: 2,569.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.18 : 5,031 = 1,714.86 : x
  2. Step 2: Convert to fraction form
    3,357.18/5,031 = 1,714.86/x
  3. Step 3: Cross multiply
    3,357.18x = 5,031 × 1,714.86
  4. Step 4: Simplify right side
    3,357.18x = 8,627,460.66
  5. Step 5: Solve for x
    x = 8,627,460.66/3,357.18
  6. Step 6: Final answer
    x = 2,569.85

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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.