Home / 4,122.84-6,176.52-2,040.42

Finding the Fourth Proportional to 4,122.84, 6,176.52 and 2,040.42

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Solution

The fourth proportional to 4,122.84, 6,176.52 and 2,040.42 is: 3,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.84 : 6,176.52 = 2,040.42 : x
  2. Step 2: Convert to fraction form
    4,122.84/6,176.52 = 2,040.42/x
  3. Step 3: Cross multiply
    4,122.84x = 6,176.52 × 2,040.42
  4. Step 4: Simplify right side
    4,122.84x = 12,602,694.94
  5. Step 5: Solve for x
    x = 12,602,694.94/4,122.84
  6. Step 6: Final answer
    x = 3,056.80

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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.