Home / 8,958.24-12,362.37-4,979.73

Finding the Fourth Proportional to 8,958.24, 12,362.37 and 4,979.73

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Solution

The fourth proportional to 8,958.24, 12,362.37 and 4,979.73 is: 6,872.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.24 : 12,362.37 = 4,979.73 : x
  2. Step 2: Convert to fraction form
    8,958.24/12,362.37 = 4,979.73/x
  3. Step 3: Cross multiply
    8,958.24x = 12,362.37 × 4,979.73
  4. Step 4: Simplify right side
    8,958.24x = 61,561,264.76
  5. Step 5: Solve for x
    x = 61,561,264.76/8,958.24
  6. Step 6: Final answer
    x = 6,872.03

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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.