Home / 8,783.49-13,174.83-3,236.46

Finding the Fourth Proportional to 8,783.49, 13,174.83 and 3,236.46

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Solution

The fourth proportional to 8,783.49, 13,174.83 and 3,236.46 is: 4,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.49 : 13,174.83 = 3,236.46 : x
  2. Step 2: Convert to fraction form
    8,783.49/13,174.83 = 3,236.46/x
  3. Step 3: Cross multiply
    8,783.49x = 13,174.83 × 3,236.46
  4. Step 4: Simplify right side
    8,783.49x = 42,639,810.30
  5. Step 5: Solve for x
    x = 42,639,810.30/8,783.49
  6. Step 6: Final answer
    x = 4,854.54

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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.