Home / 3,750.84-5,173.02-2,743.80

Finding the Fourth Proportional to 3,750.84, 5,173.02 and 2,743.80

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Solution

The fourth proportional to 3,750.84, 5,173.02 and 2,743.80 is: 3,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.84 : 5,173.02 = 2,743.80 : x
  2. Step 2: Convert to fraction form
    3,750.84/5,173.02 = 2,743.80/x
  3. Step 3: Cross multiply
    3,750.84x = 5,173.02 × 2,743.80
  4. Step 4: Simplify right side
    3,750.84x = 14,193,732.28
  5. Step 5: Solve for x
    x = 14,193,732.28/3,750.84
  6. Step 6: Final answer
    x = 3,784.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.