Home / 4,102.42-6,153.68-1,180.75

Finding the Fourth Proportional to 4,102.42, 6,153.68 and 1,180.75

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Solution

The fourth proportional to 4,102.42, 6,153.68 and 1,180.75 is: 1,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.42 : 6,153.68 = 1,180.75 : x
  2. Step 2: Convert to fraction form
    4,102.42/6,153.68 = 1,180.75/x
  3. Step 3: Cross multiply
    4,102.42x = 6,153.68 × 1,180.75
  4. Step 4: Simplify right side
    4,102.42x = 7,265,957.66
  5. Step 5: Solve for x
    x = 7,265,957.66/4,102.42
  6. Step 6: Final answer
    x = 1,771.14

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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.