Home / 9,383.24-12,949.06-5,191.56

Finding the Fourth Proportional to 9,383.24, 12,949.06 and 5,191.56

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Solution

The fourth proportional to 9,383.24, 12,949.06 and 5,191.56 is: 7,164.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.24 : 12,949.06 = 5,191.56 : x
  2. Step 2: Convert to fraction form
    9,383.24/12,949.06 = 5,191.56/x
  3. Step 3: Cross multiply
    9,383.24x = 12,949.06 × 5,191.56
  4. Step 4: Simplify right side
    9,383.24x = 67,225,821.93
  5. Step 5: Solve for x
    x = 67,225,821.93/9,383.24
  6. Step 6: Final answer
    x = 7,164.46

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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.