Home / 6,963.12-10,438.74-2,579.76

Finding the Fourth Proportional to 6,963.12, 10,438.74 and 2,579.76

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Solution

The fourth proportional to 6,963.12, 10,438.74 and 2,579.76 is: 3,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.12 : 10,438.74 = 2,579.76 : x
  2. Step 2: Convert to fraction form
    6,963.12/10,438.74 = 2,579.76/x
  3. Step 3: Cross multiply
    6,963.12x = 10,438.74 × 2,579.76
  4. Step 4: Simplify right side
    6,963.12x = 26,929,443.90
  5. Step 5: Solve for x
    x = 26,929,443.90/6,963.12
  6. Step 6: Final answer
    x = 3,867.44

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1.5x scale

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.