Home / 8,254.98-12,383.55-4,359.54

Finding the Fourth Proportional to 8,254.98, 12,383.55 and 4,359.54

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Solution

The fourth proportional to 8,254.98, 12,383.55 and 4,359.54 is: 6,539.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.98 : 12,383.55 = 4,359.54 : x
  2. Step 2: Convert to fraction form
    8,254.98/12,383.55 = 4,359.54/x
  3. Step 3: Cross multiply
    8,254.98x = 12,383.55 × 4,359.54
  4. Step 4: Simplify right side
    8,254.98x = 53,986,581.57
  5. Step 5: Solve for x
    x = 53,986,581.57/8,254.98
  6. Step 6: Final answer
    x = 6,539.88

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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.