Home / 5,429.26-7,492.26-3,191.37

Finding the Fourth Proportional to 5,429.26, 7,492.26 and 3,191.37

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Solution

The fourth proportional to 5,429.26, 7,492.26 and 3,191.37 is: 4,404.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.26 : 7,492.26 = 3,191.37 : x
  2. Step 2: Convert to fraction form
    5,429.26/7,492.26 = 3,191.37/x
  3. Step 3: Cross multiply
    5,429.26x = 7,492.26 × 3,191.37
  4. Step 4: Simplify right side
    5,429.26x = 23,910,573.80
  5. Step 5: Solve for x
    x = 23,910,573.80/5,429.26
  6. Step 6: Final answer
    x = 4,404.02

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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.