Home / 8,486.18-11,714-5,510.04

Finding the Fourth Proportional to 8,486.18, 11,714 and 5,510.04

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Solution

The fourth proportional to 8,486.18, 11,714 and 5,510.04 is: 7,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486.18 : 11,714 = 5,510.04 : x
  2. Step 2: Convert to fraction form
    8,486.18/11,714 = 5,510.04/x
  3. Step 3: Cross multiply
    8,486.18x = 11,714 × 5,510.04
  4. Step 4: Simplify right side
    8,486.18x = 64,544,608.56
  5. Step 5: Solve for x
    x = 64,544,608.56/8,486.18
  6. Step 6: Final answer
    x = 7,605.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.