Home / 5,892.50-8,131.85-3,240.02

Finding the Fourth Proportional to 5,892.50, 8,131.85 and 3,240.02

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Solution

The fourth proportional to 5,892.50, 8,131.85 and 3,240.02 is: 4,471.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.50 : 8,131.85 = 3,240.02 : x
  2. Step 2: Convert to fraction form
    5,892.50/8,131.85 = 3,240.02/x
  3. Step 3: Cross multiply
    5,892.50x = 8,131.85 × 3,240.02
  4. Step 4: Simplify right side
    5,892.50x = 26,347,299.78
  5. Step 5: Solve for x
    x = 26,347,299.78/5,892.50
  6. Step 6: Final answer
    x = 4,471.33

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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.