Home / 8,492.10-12,743.33-5,367.80

Finding the Fourth Proportional to 8,492.10, 12,743.33 and 5,367.80

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Solution

The fourth proportional to 8,492.10, 12,743.33 and 5,367.80 is: 8,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492.10 : 12,743.33 = 5,367.80 : x
  2. Step 2: Convert to fraction form
    8,492.10/12,743.33 = 5,367.80/x
  3. Step 3: Cross multiply
    8,492.10x = 12,743.33 × 5,367.80
  4. Step 4: Simplify right side
    8,492.10x = 68,403,692.05
  5. Step 5: Solve for x
    x = 68,403,692.05/8,492.10
  6. Step 6: Final answer
    x = 8,054.98

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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.