Home / 3,177.84-4,384.35-1,850.49

Finding the Fourth Proportional to 3,177.84, 4,384.35 and 1,850.49

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Solution

The fourth proportional to 3,177.84, 4,384.35 and 1,850.49 is: 2,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.84 : 4,384.35 = 1,850.49 : x
  2. Step 2: Convert to fraction form
    3,177.84/4,384.35 = 1,850.49/x
  3. Step 3: Cross multiply
    3,177.84x = 4,384.35 × 1,850.49
  4. Step 4: Simplify right side
    3,177.84x = 8,113,195.83
  5. Step 5: Solve for x
    x = 8,113,195.83/3,177.84
  6. Step 6: Final answer
    x = 2,553.05

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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.