Home / 5,255.78-7,246.32-3,462.98

Finding the Fourth Proportional to 5,255.78, 7,246.32 and 3,462.98

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Solution

The fourth proportional to 5,255.78, 7,246.32 and 3,462.98 is: 4,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.78 : 7,246.32 = 3,462.98 : x
  2. Step 2: Convert to fraction form
    5,255.78/7,246.32 = 3,462.98/x
  3. Step 3: Cross multiply
    5,255.78x = 7,246.32 × 3,462.98
  4. Step 4: Simplify right side
    5,255.78x = 25,093,861.23
  5. Step 5: Solve for x
    x = 25,093,861.23/5,255.78
  6. Step 6: Final answer
    x = 4,774.53

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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.