Home / 4,077.81-6,113.94-1,611.96

Finding the Fourth Proportional to 4,077.81, 6,113.94 and 1,611.96

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Solution

The fourth proportional to 4,077.81, 6,113.94 and 1,611.96 is: 2,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.81 : 6,113.94 = 1,611.96 : x
  2. Step 2: Convert to fraction form
    4,077.81/6,113.94 = 1,611.96/x
  3. Step 3: Cross multiply
    4,077.81x = 6,113.94 × 1,611.96
  4. Step 4: Simplify right side
    4,077.81x = 9,855,426.72
  5. Step 5: Solve for x
    x = 9,855,426.72/4,077.81
  6. Step 6: Final answer
    x = 2,416.84

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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.