Home / 3,761.96-5,185.50-2,964.02

Finding the Fourth Proportional to 3,761.96, 5,185.50 and 2,964.02

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Solution

The fourth proportional to 3,761.96, 5,185.50 and 2,964.02 is: 4,085.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.96 : 5,185.50 = 2,964.02 : x
  2. Step 2: Convert to fraction form
    3,761.96/5,185.50 = 2,964.02/x
  3. Step 3: Cross multiply
    3,761.96x = 5,185.50 × 2,964.02
  4. Step 4: Simplify right side
    3,761.96x = 15,369,925.71
  5. Step 5: Solve for x
    x = 15,369,925.71/3,761.96
  6. Step 6: Final answer
    x = 4,085.62

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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.