Home / 8,243.79-11,376.89-4,707.73

Finding the Fourth Proportional to 8,243.79, 11,376.89 and 4,707.73

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Solution

The fourth proportional to 8,243.79, 11,376.89 and 4,707.73 is: 6,496.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.79 : 11,376.89 = 4,707.73 : x
  2. Step 2: Convert to fraction form
    8,243.79/11,376.89 = 4,707.73/x
  3. Step 3: Cross multiply
    8,243.79x = 11,376.89 × 4,707.73
  4. Step 4: Simplify right side
    8,243.79x = 53,559,326.36
  5. Step 5: Solve for x
    x = 53,559,326.36/8,243.79
  6. Step 6: Final answer
    x = 6,496.93

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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.