Home / 3,954.65-5,457.96-2,276.02

Finding the Fourth Proportional to 3,954.65, 5,457.96 and 2,276.02

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Solution

The fourth proportional to 3,954.65, 5,457.96 and 2,276.02 is: 3,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.65 : 5,457.96 = 2,276.02 : x
  2. Step 2: Convert to fraction form
    3,954.65/5,457.96 = 2,276.02/x
  3. Step 3: Cross multiply
    3,954.65x = 5,457.96 × 2,276.02
  4. Step 4: Simplify right side
    3,954.65x = 12,422,414.74
  5. Step 5: Solve for x
    x = 12,422,414.74/3,954.65
  6. Step 6: Final answer
    x = 3,141.22

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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.