Home / 3,209.73-4,427.46-2,030.77

Finding the Fourth Proportional to 3,209.73, 4,427.46 and 2,030.77

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Solution

The fourth proportional to 3,209.73, 4,427.46 and 2,030.77 is: 2,801.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.73 : 4,427.46 = 2,030.77 : x
  2. Step 2: Convert to fraction form
    3,209.73/4,427.46 = 2,030.77/x
  3. Step 3: Cross multiply
    3,209.73x = 4,427.46 × 2,030.77
  4. Step 4: Simplify right side
    3,209.73x = 8,991,158.48
  5. Step 5: Solve for x
    x = 8,991,158.48/3,209.73
  6. Step 6: Final answer
    x = 2,801.22

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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.