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Finding the Fourth Proportional to 8,550.73, 11,800.59 and 4,773.91

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Solution

The fourth proportional to 8,550.73, 11,800.59 and 4,773.91 is: 6,588.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.73 : 11,800.59 = 4,773.91 : x
  2. Step 2: Convert to fraction form
    8,550.73/11,800.59 = 4,773.91/x
  3. Step 3: Cross multiply
    8,550.73x = 11,800.59 × 4,773.91
  4. Step 4: Simplify right side
    8,550.73x = 56,334,954.61
  5. Step 5: Solve for x
    x = 56,334,954.61/8,550.73
  6. Step 6: Final answer
    x = 6,588.32

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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.