Home / 8,714.13-13,071.22-3,450.38

Finding the Fourth Proportional to 8,714.13, 13,071.22 and 3,450.38

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Solution

The fourth proportional to 8,714.13, 13,071.22 and 3,450.38 is: 5,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714.13 : 13,071.22 = 3,450.38 : x
  2. Step 2: Convert to fraction form
    8,714.13/13,071.22 = 3,450.38/x
  3. Step 3: Cross multiply
    8,714.13x = 13,071.22 × 3,450.38
  4. Step 4: Simplify right side
    8,714.13x = 45,100,700.12
  5. Step 5: Solve for x
    x = 45,100,700.12/8,714.13
  6. Step 6: Final answer
    x = 5,175.58

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1.5x scale

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.