Home / 4,714.22-7,072.35-1,382.74

Finding the Fourth Proportional to 4,714.22, 7,072.35 and 1,382.74

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Solution

The fourth proportional to 4,714.22, 7,072.35 and 1,382.74 is: 2,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.22 : 7,072.35 = 1,382.74 : x
  2. Step 2: Convert to fraction form
    4,714.22/7,072.35 = 1,382.74/x
  3. Step 3: Cross multiply
    4,714.22x = 7,072.35 × 1,382.74
  4. Step 4: Simplify right side
    4,714.22x = 9,779,214.33
  5. Step 5: Solve for x
    x = 9,779,214.33/4,714.22
  6. Step 6: Final answer
    x = 2,074.41

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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.