Home / 8,476.51-12,714.89-2,632.75

Finding the Fourth Proportional to 8,476.51, 12,714.89 and 2,632.75

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Solution

The fourth proportional to 8,476.51, 12,714.89 and 2,632.75 is: 3,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.51 : 12,714.89 = 2,632.75 : x
  2. Step 2: Convert to fraction form
    8,476.51/12,714.89 = 2,632.75/x
  3. Step 3: Cross multiply
    8,476.51x = 12,714.89 × 2,632.75
  4. Step 4: Simplify right side
    8,476.51x = 33,475,126.65
  5. Step 5: Solve for x
    x = 33,475,126.65/8,476.51
  6. Step 6: Final answer
    x = 3,949.16

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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.