Home / 8,833.24-13,241.62-2,985.78

Finding the Fourth Proportional to 8,833.24, 13,241.62 and 2,985.78

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Solution

The fourth proportional to 8,833.24, 13,241.62 and 2,985.78 is: 4,475.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.24 : 13,241.62 = 2,985.78 : x
  2. Step 2: Convert to fraction form
    8,833.24/13,241.62 = 2,985.78/x
  3. Step 3: Cross multiply
    8,833.24x = 13,241.62 × 2,985.78
  4. Step 4: Simplify right side
    8,833.24x = 39,536,564.16
  5. Step 5: Solve for x
    x = 39,536,564.16/8,833.24
  6. Step 6: Final answer
    x = 4,475.88

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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.