Home / 3,236.45-4,462.76-2,186.69

Finding the Fourth Proportional to 3,236.45, 4,462.76 and 2,186.69

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Solution

The fourth proportional to 3,236.45, 4,462.76 and 2,186.69 is: 3,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.45 : 4,462.76 = 2,186.69 : x
  2. Step 2: Convert to fraction form
    3,236.45/4,462.76 = 2,186.69/x
  3. Step 3: Cross multiply
    3,236.45x = 4,462.76 × 2,186.69
  4. Step 4: Simplify right side
    3,236.45x = 9,758,639.42
  5. Step 5: Solve for x
    x = 9,758,639.42/3,236.45
  6. Step 6: Final answer
    x = 3,015.23

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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.