Home / 3,539.90-4,885.31-2,048.29

Finding the Fourth Proportional to 3,539.90, 4,885.31 and 2,048.29

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Solution

The fourth proportional to 3,539.90, 4,885.31 and 2,048.29 is: 2,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.90 : 4,885.31 = 2,048.29 : x
  2. Step 2: Convert to fraction form
    3,539.90/4,885.31 = 2,048.29/x
  3. Step 3: Cross multiply
    3,539.90x = 4,885.31 × 2,048.29
  4. Step 4: Simplify right side
    3,539.90x = 10,006,524.53
  5. Step 5: Solve for x
    x = 10,006,524.53/3,539.90
  6. Step 6: Final answer
    x = 2,826.78

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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.