Home / 10,829.56-16,231.26-5,274.58

Finding the Fourth Proportional to 10,829.56, 16,231.26 and 5,274.58

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Solution

The fourth proportional to 10,829.56, 16,231.26 and 5,274.58 is: 7,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.56 : 16,231.26 = 5,274.58 : x
  2. Step 2: Convert to fraction form
    10,829.56/16,231.26 = 5,274.58/x
  3. Step 3: Cross multiply
    10,829.56x = 16,231.26 × 5,274.58
  4. Step 4: Simplify right side
    10,829.56x = 85,613,079.37
  5. Step 5: Solve for x
    x = 85,613,079.37/10,829.56
  6. Step 6: Final answer
    x = 7,905.50

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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.