Home / 3,509.20-4,843.65-2,017.27

Finding the Fourth Proportional to 3,509.20, 4,843.65 and 2,017.27

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Solution

The fourth proportional to 3,509.20, 4,843.65 and 2,017.27 is: 2,784.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.20 : 4,843.65 = 2,017.27 : x
  2. Step 2: Convert to fraction form
    3,509.20/4,843.65 = 2,017.27/x
  3. Step 3: Cross multiply
    3,509.20x = 4,843.65 × 2,017.27
  4. Step 4: Simplify right side
    3,509.20x = 9,770,949.84
  5. Step 5: Solve for x
    x = 9,770,949.84/3,509.20
  6. Step 6: Final answer
    x = 2,784.38

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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.