Home / 3,427.79-4,730.60-1,936.17

Finding the Fourth Proportional to 3,427.79, 4,730.60 and 1,936.17

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Solution

The fourth proportional to 3,427.79, 4,730.60 and 1,936.17 is: 2,672.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.79 : 4,730.60 = 1,936.17 : x
  2. Step 2: Convert to fraction form
    3,427.79/4,730.60 = 1,936.17/x
  3. Step 3: Cross multiply
    3,427.79x = 4,730.60 × 1,936.17
  4. Step 4: Simplify right side
    3,427.79x = 9,159,250.64
  5. Step 5: Solve for x
    x = 9,159,250.64/3,427.79
  6. Step 6: Final answer
    x = 2,672.06

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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.