Home / 10,352.26-14,285.97-5,636.54

Finding the Fourth Proportional to 10,352.26, 14,285.97 and 5,636.54

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Solution

The fourth proportional to 10,352.26, 14,285.97 and 5,636.54 is: 7,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.26 : 14,285.97 = 5,636.54 : x
  2. Step 2: Convert to fraction form
    10,352.26/14,285.97 = 5,636.54/x
  3. Step 3: Cross multiply
    10,352.26x = 14,285.97 × 5,636.54
  4. Step 4: Simplify right side
    10,352.26x = 80,523,396.70
  5. Step 5: Solve for x
    x = 80,523,396.70/10,352.26
  6. Step 6: Final answer
    x = 7,778.34

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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.