Home / 10,679.28-14,736.60-5,963.28

Finding the Fourth Proportional to 10,679.28, 14,736.60 and 5,963.28

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Solution

The fourth proportional to 10,679.28, 14,736.60 and 5,963.28 is: 8,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.28 : 14,736.60 = 5,963.28 : x
  2. Step 2: Convert to fraction form
    10,679.28/14,736.60 = 5,963.28/x
  3. Step 3: Cross multiply
    10,679.28x = 14,736.60 × 5,963.28
  4. Step 4: Simplify right side
    10,679.28x = 87,878,472.05
  5. Step 5: Solve for x
    x = 87,878,472.05/10,679.28
  6. Step 6: Final answer
    x = 8,228.88

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1.5x scale

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.