Home / 4,861.32-7,292.46-1,399.08

Finding the Fourth Proportional to 4,861.32, 7,292.46 and 1,399.08

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Solution

The fourth proportional to 4,861.32, 7,292.46 and 1,399.08 is: 2,098.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.32 : 7,292.46 = 1,399.08 : x
  2. Step 2: Convert to fraction form
    4,861.32/7,292.46 = 1,399.08/x
  3. Step 3: Cross multiply
    4,861.32x = 7,292.46 × 1,399.08
  4. Step 4: Simplify right side
    4,861.32x = 10,202,734.94
  5. Step 5: Solve for x
    x = 10,202,734.94/4,861.32
  6. Step 6: Final answer
    x = 2,098.76

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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.