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Finding the Fourth Proportional to 5,893.97, 8,813.61 and 4,789.53

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Solution

The fourth proportional to 5,893.97, 8,813.61 and 4,789.53 is: 7,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,893.97 : 8,813.61 = 4,789.53 : x
  2. Step 2: Convert to fraction form
    5,893.97/8,813.61 = 4,789.53/x
  3. Step 3: Cross multiply
    5,893.97x = 8,813.61 × 4,789.53
  4. Step 4: Simplify right side
    5,893.97x = 42,213,049.50
  5. Step 5: Solve for x
    x = 42,213,049.50/5,893.97
  6. Step 6: Final answer
    x = 7,162.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.