Home / 2,126.22-3,184.65-1,714.38

Finding the Fourth Proportional to 2,126.22, 3,184.65 and 1,714.38

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Solution

The fourth proportional to 2,126.22, 3,184.65 and 1,714.38 is: 2,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.22 : 3,184.65 = 1,714.38 : x
  2. Step 2: Convert to fraction form
    2,126.22/3,184.65 = 1,714.38/x
  3. Step 3: Cross multiply
    2,126.22x = 3,184.65 × 1,714.38
  4. Step 4: Simplify right side
    2,126.22x = 5,459,700.27
  5. Step 5: Solve for x
    x = 5,459,700.27/2,126.22
  6. Step 6: Final answer
    x = 2,567.80

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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.