Home / 8,476.10-12,714.32-2,632.56

Finding the Fourth Proportional to 8,476.10, 12,714.32 and 2,632.56

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Solution

The fourth proportional to 8,476.10, 12,714.32 and 2,632.56 is: 3,948.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.10 : 12,714.32 = 2,632.56 : x
  2. Step 2: Convert to fraction form
    8,476.10/12,714.32 = 2,632.56/x
  3. Step 3: Cross multiply
    8,476.10x = 12,714.32 × 2,632.56
  4. Step 4: Simplify right side
    8,476.10x = 33,471,210.26
  5. Step 5: Solve for x
    x = 33,471,210.26/8,476.10
  6. Step 6: Final answer
    x = 3,948.89

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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.