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Finding the Fourth Proportional to 8,295.73, 11,447.98 and 4,938.51

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Solution

The fourth proportional to 8,295.73, 11,447.98 and 4,938.51 is: 6,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.73 : 11,447.98 = 4,938.51 : x
  2. Step 2: Convert to fraction form
    8,295.73/11,447.98 = 4,938.51/x
  3. Step 3: Cross multiply
    8,295.73x = 11,447.98 × 4,938.51
  4. Step 4: Simplify right side
    8,295.73x = 56,535,963.71
  5. Step 5: Solve for x
    x = 56,535,963.71/8,295.73
  6. Step 6: Final answer
    x = 6,815.07

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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.