Home / 3,504.70-4,836.90-2,012.68

Finding the Fourth Proportional to 3,504.70, 4,836.90 and 2,012.68

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Solution

The fourth proportional to 3,504.70, 4,836.90 and 2,012.68 is: 2,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.70 : 4,836.90 = 2,012.68 : x
  2. Step 2: Convert to fraction form
    3,504.70/4,836.90 = 2,012.68/x
  3. Step 3: Cross multiply
    3,504.70x = 4,836.90 × 2,012.68
  4. Step 4: Simplify right side
    3,504.70x = 9,735,131.89
  5. Step 5: Solve for x
    x = 9,735,131.89/3,504.70
  6. Step 6: Final answer
    x = 2,777.74

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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.