Home / 3,609.49-4,981.14-2,016.29

Finding the Fourth Proportional to 3,609.49, 4,981.14 and 2,016.29

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Solution

The fourth proportional to 3,609.49, 4,981.14 and 2,016.29 is: 2,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.49 : 4,981.14 = 2,016.29 : x
  2. Step 2: Convert to fraction form
    3,609.49/4,981.14 = 2,016.29/x
  3. Step 3: Cross multiply
    3,609.49x = 4,981.14 × 2,016.29
  4. Step 4: Simplify right side
    3,609.49x = 10,043,422.77
  5. Step 5: Solve for x
    x = 10,043,422.77/3,609.49
  6. Step 6: Final answer
    x = 2,782.50

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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.