Home / 3,581.56-4,942.63-2,089.58

Finding the Fourth Proportional to 3,581.56, 4,942.63 and 2,089.58

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Solution

The fourth proportional to 3,581.56, 4,942.63 and 2,089.58 is: 2,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.56 : 4,942.63 = 2,089.58 : x
  2. Step 2: Convert to fraction form
    3,581.56/4,942.63 = 2,089.58/x
  3. Step 3: Cross multiply
    3,581.56x = 4,942.63 × 2,089.58
  4. Step 4: Simplify right side
    3,581.56x = 10,327,996.08
  5. Step 5: Solve for x
    x = 10,327,996.08/3,581.56
  6. Step 6: Final answer
    x = 2,883.66

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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.