Home / 3,561.03-4,914.68-2,162.97

Finding the Fourth Proportional to 3,561.03, 4,914.68 and 2,162.97

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Solution

The fourth proportional to 3,561.03, 4,914.68 and 2,162.97 is: 2,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.03 : 4,914.68 = 2,162.97 : x
  2. Step 2: Convert to fraction form
    3,561.03/4,914.68 = 2,162.97/x
  3. Step 3: Cross multiply
    3,561.03x = 4,914.68 × 2,162.97
  4. Step 4: Simplify right side
    3,561.03x = 10,630,294.58
  5. Step 5: Solve for x
    x = 10,630,294.58/3,561.03
  6. Step 6: Final answer
    x = 2,985.17

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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.