Home / 11,475.68-17,211.08-4,080.58

Finding the Fourth Proportional to 11,475.68, 17,211.08 and 4,080.58

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Solution

The fourth proportional to 11,475.68, 17,211.08 and 4,080.58 is: 6,120.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.68 : 17,211.08 = 4,080.58 : x
  2. Step 2: Convert to fraction form
    11,475.68/17,211.08 = 4,080.58/x
  3. Step 3: Cross multiply
    11,475.68x = 17,211.08 × 4,080.58
  4. Step 4: Simplify right side
    11,475.68x = 70,231,156.00
  5. Step 5: Solve for x
    x = 70,231,156.00/11,475.68
  6. Step 6: Final answer
    x = 6,120.00

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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.