Home / 4,620.16-6,376.54-2,942.30

Finding the Fourth Proportional to 4,620.16, 6,376.54 and 2,942.30

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Solution

The fourth proportional to 4,620.16, 6,376.54 and 2,942.30 is: 4,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.16 : 6,376.54 = 2,942.30 : x
  2. Step 2: Convert to fraction form
    4,620.16/6,376.54 = 2,942.30/x
  3. Step 3: Cross multiply
    4,620.16x = 6,376.54 × 2,942.30
  4. Step 4: Simplify right side
    4,620.16x = 18,761,693.64
  5. Step 5: Solve for x
    x = 18,761,693.64/4,620.16
  6. Step 6: Final answer
    x = 4,060.83

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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.