Home / 4,861.28-7,288.92-3,303.20

Finding the Fourth Proportional to 4,861.28, 7,288.92 and 3,303.20

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Solution

The fourth proportional to 4,861.28, 7,288.92 and 3,303.20 is: 4,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.28 : 7,288.92 = 3,303.20 : x
  2. Step 2: Convert to fraction form
    4,861.28/7,288.92 = 3,303.20/x
  3. Step 3: Cross multiply
    4,861.28x = 7,288.92 × 3,303.20
  4. Step 4: Simplify right side
    4,861.28x = 24,076,760.54
  5. Step 5: Solve for x
    x = 24,076,760.54/4,861.28
  6. Step 6: Final answer
    x = 4,952.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.