Home / 8,243.82-11,373.64-4,658.36

Finding the Fourth Proportional to 8,243.82, 11,373.64 and 4,658.36

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Solution

The fourth proportional to 8,243.82, 11,373.64 and 4,658.36 is: 6,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.82 : 11,373.64 = 4,658.36 : x
  2. Step 2: Convert to fraction form
    8,243.82/11,373.64 = 4,658.36/x
  3. Step 3: Cross multiply
    8,243.82x = 11,373.64 × 4,658.36
  4. Step 4: Simplify right side
    8,243.82x = 52,982,441.12
  5. Step 5: Solve for x
    x = 52,982,441.12/8,243.82
  6. Step 6: Final answer
    x = 6,426.93

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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.