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Finding the Fourth Proportional to 5,492.91, 8,239.82 and 1,795.05

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Solution

The fourth proportional to 5,492.91, 8,239.82 and 1,795.05 is: 2,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.91 : 8,239.82 = 1,795.05 : x
  2. Step 2: Convert to fraction form
    5,492.91/8,239.82 = 1,795.05/x
  3. Step 3: Cross multiply
    5,492.91x = 8,239.82 × 1,795.05
  4. Step 4: Simplify right side
    5,492.91x = 14,790,879.92
  5. Step 5: Solve for x
    x = 14,790,879.92/5,492.91
  6. Step 6: Final answer
    x = 2,692.72

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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.