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Finding the Fourth Proportional to 8,573.82, 11,832.03 and 4,847.82

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Solution

The fourth proportional to 8,573.82, 11,832.03 and 4,847.82 is: 6,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.82 : 11,832.03 = 4,847.82 : x
  2. Step 2: Convert to fraction form
    8,573.82/11,832.03 = 4,847.82/x
  3. Step 3: Cross multiply
    8,573.82x = 11,832.03 × 4,847.82
  4. Step 4: Simplify right side
    8,573.82x = 57,359,551.67
  5. Step 5: Solve for x
    x = 57,359,551.67/8,573.82
  6. Step 6: Final answer
    x = 6,690.08

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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.