Home / 5,391.23-7,439.65-3,266.73

Finding the Fourth Proportional to 5,391.23, 7,439.65 and 3,266.73

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Solution

The fourth proportional to 5,391.23, 7,439.65 and 3,266.73 is: 4,507.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.23 : 7,439.65 = 3,266.73 : x
  2. Step 2: Convert to fraction form
    5,391.23/7,439.65 = 3,266.73/x
  3. Step 3: Cross multiply
    5,391.23x = 7,439.65 × 3,266.73
  4. Step 4: Simplify right side
    5,391.23x = 24,303,319.68
  5. Step 5: Solve for x
    x = 24,303,319.68/5,391.23
  6. Step 6: Final answer
    x = 4,507.94

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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.