Home / 4,113.26-6,172.34-1,518.02

Finding the Fourth Proportional to 4,113.26, 6,172.34 and 1,518.02

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Solution

The fourth proportional to 4,113.26, 6,172.34 and 1,518.02 is: 2,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.26 : 6,172.34 = 1,518.02 : x
  2. Step 2: Convert to fraction form
    4,113.26/6,172.34 = 1,518.02/x
  3. Step 3: Cross multiply
    4,113.26x = 6,172.34 × 1,518.02
  4. Step 4: Simplify right side
    4,113.26x = 9,369,735.57
  5. Step 5: Solve for x
    x = 9,369,735.57/4,113.26
  6. Step 6: Final answer
    x = 2,277.93

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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.