Home / 6,959.20-10,440.50-2,028.88

Finding the Fourth Proportional to 6,959.20, 10,440.50 and 2,028.88

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Solution

The fourth proportional to 6,959.20, 10,440.50 and 2,028.88 is: 3,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.20 : 10,440.50 = 2,028.88 : x
  2. Step 2: Convert to fraction form
    6,959.20/10,440.50 = 2,028.88/x
  3. Step 3: Cross multiply
    6,959.20x = 10,440.50 × 2,028.88
  4. Step 4: Simplify right side
    6,959.20x = 21,182,521.64
  5. Step 5: Solve for x
    x = 21,182,521.64/6,959.20
  6. Step 6: Final answer
    x = 3,043.82

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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.