Home / 3,523.20-4,861.26-2,125.92

Finding the Fourth Proportional to 3,523.20, 4,861.26 and 2,125.92

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Solution

The fourth proportional to 3,523.20, 4,861.26 and 2,125.92 is: 2,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.20 : 4,861.26 = 2,125.92 : x
  2. Step 2: Convert to fraction form
    3,523.20/4,861.26 = 2,125.92/x
  3. Step 3: Cross multiply
    3,523.20x = 4,861.26 × 2,125.92
  4. Step 4: Simplify right side
    3,523.20x = 10,334,649.86
  5. Step 5: Solve for x
    x = 10,334,649.86/3,523.20
  6. Step 6: Final answer
    x = 2,933.31

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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.