Home / 3,428.31-4,730.62-2,010.94

Finding the Fourth Proportional to 3,428.31, 4,730.62 and 2,010.94

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Solution

The fourth proportional to 3,428.31, 4,730.62 and 2,010.94 is: 2,774.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.31 : 4,730.62 = 2,010.94 : x
  2. Step 2: Convert to fraction form
    3,428.31/4,730.62 = 2,010.94/x
  3. Step 3: Cross multiply
    3,428.31x = 4,730.62 × 2,010.94
  4. Step 4: Simplify right side
    3,428.31x = 9,512,992.98
  5. Step 5: Solve for x
    x = 9,512,992.98/3,428.31
  6. Step 6: Final answer
    x = 2,774.83

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1.5x scale

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.