Home / 10,601.36-14,629.20-5,885.64

Finding the Fourth Proportional to 10,601.36, 14,629.20 and 5,885.64

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Solution

The fourth proportional to 10,601.36, 14,629.20 and 5,885.64 is: 8,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.36 : 14,629.20 = 5,885.64 : x
  2. Step 2: Convert to fraction form
    10,601.36/14,629.20 = 5,885.64/x
  3. Step 3: Cross multiply
    10,601.36x = 14,629.20 × 5,885.64
  4. Step 4: Simplify right side
    10,601.36x = 86,102,204.69
  5. Step 5: Solve for x
    x = 86,102,204.69/10,601.36
  6. Step 6: Final answer
    x = 8,121.81

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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.