Home / 4,277.42-6,414.58-1,812.40

Finding the Fourth Proportional to 4,277.42, 6,414.58 and 1,812.40

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Solution

The fourth proportional to 4,277.42, 6,414.58 and 1,812.40 is: 2,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.42 : 6,414.58 = 1,812.40 : x
  2. Step 2: Convert to fraction form
    4,277.42/6,414.58 = 1,812.40/x
  3. Step 3: Cross multiply
    4,277.42x = 6,414.58 × 1,812.40
  4. Step 4: Simplify right side
    4,277.42x = 11,625,784.79
  5. Step 5: Solve for x
    x = 11,625,784.79/4,277.42
  6. Step 6: Final answer
    x = 2,717.94

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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.