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Finding the Fourth Proportional to 8,594.91, 11,860.37 and 5,237.87

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Solution

The fourth proportional to 8,594.91, 11,860.37 and 5,237.87 is: 7,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.91 : 11,860.37 = 5,237.87 : x
  2. Step 2: Convert to fraction form
    8,594.91/11,860.37 = 5,237.87/x
  3. Step 3: Cross multiply
    8,594.91x = 11,860.37 × 5,237.87
  4. Step 4: Simplify right side
    8,594.91x = 62,123,039.83
  5. Step 5: Solve for x
    x = 62,123,039.83/8,594.91
  6. Step 6: Final answer
    x = 7,227.89

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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.