Home / 3,605.62-4,975.77-2,208.34

Finding the Fourth Proportional to 3,605.62, 4,975.77 and 2,208.34

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Solution

The fourth proportional to 3,605.62, 4,975.77 and 2,208.34 is: 3,047.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.62 : 4,975.77 = 2,208.34 : x
  2. Step 2: Convert to fraction form
    3,605.62/4,975.77 = 2,208.34/x
  3. Step 3: Cross multiply
    3,605.62x = 4,975.77 × 2,208.34
  4. Step 4: Simplify right side
    3,605.62x = 10,988,191.92
  5. Step 5: Solve for x
    x = 10,988,191.92/3,605.62
  6. Step 6: Final answer
    x = 3,047.52

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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.