Home / 3,177.94-4,383.74-1,851.50

Finding the Fourth Proportional to 3,177.94, 4,383.74 and 1,851.50

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Solution

The fourth proportional to 3,177.94, 4,383.74 and 1,851.50 is: 2,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.94 : 4,383.74 = 1,851.50 : x
  2. Step 2: Convert to fraction form
    3,177.94/4,383.74 = 1,851.50/x
  3. Step 3: Cross multiply
    3,177.94x = 4,383.74 × 1,851.50
  4. Step 4: Simplify right side
    3,177.94x = 8,116,494.61
  5. Step 5: Solve for x
    x = 8,116,494.61/3,177.94
  6. Step 6: Final answer
    x = 2,554.01

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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.