Home / 4,182.72-6,268.68-1,714.70

Finding the Fourth Proportional to 4,182.72, 6,268.68 and 1,714.70

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Solution

The fourth proportional to 4,182.72, 6,268.68 and 1,714.70 is: 2,569.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.72 : 6,268.68 = 1,714.70 : x
  2. Step 2: Convert to fraction form
    4,182.72/6,268.68 = 1,714.70/x
  3. Step 3: Cross multiply
    4,182.72x = 6,268.68 × 1,714.70
  4. Step 4: Simplify right side
    4,182.72x = 10,748,905.60
  5. Step 5: Solve for x
    x = 10,748,905.60/4,182.72
  6. Step 6: Final answer
    x = 2,569.84

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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.