Home / 4,917.32-7,376.38-1,995.80

Finding the Fourth Proportional to 4,917.32, 7,376.38 and 1,995.80

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Solution

The fourth proportional to 4,917.32, 7,376.38 and 1,995.80 is: 2,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.32 : 7,376.38 = 1,995.80 : x
  2. Step 2: Convert to fraction form
    4,917.32/7,376.38 = 1,995.80/x
  3. Step 3: Cross multiply
    4,917.32x = 7,376.38 × 1,995.80
  4. Step 4: Simplify right side
    4,917.32x = 14,721,779.20
  5. Step 5: Solve for x
    x = 14,721,779.20/4,917.32
  6. Step 6: Final answer
    x = 2,993.86

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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.