Home / 4,961.46-7,439.84-1,840.62

Finding the Fourth Proportional to 4,961.46, 7,439.84 and 1,840.62

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Solution

The fourth proportional to 4,961.46, 7,439.84 and 1,840.62 is: 2,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.46 : 7,439.84 = 1,840.62 : x
  2. Step 2: Convert to fraction form
    4,961.46/7,439.84 = 1,840.62/x
  3. Step 3: Cross multiply
    4,961.46x = 7,439.84 × 1,840.62
  4. Step 4: Simplify right side
    4,961.46x = 13,693,918.30
  5. Step 5: Solve for x
    x = 13,693,918.30/4,961.46
  6. Step 6: Final answer
    x = 2,760.06

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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.