Home / 2,162.81-3,244.62-1,008.56

Finding the Fourth Proportional to 2,162.81, 3,244.62 and 1,008.56

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Solution

The fourth proportional to 2,162.81, 3,244.62 and 1,008.56 is: 1,513.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162.81 : 3,244.62 = 1,008.56 : x
  2. Step 2: Convert to fraction form
    2,162.81/3,244.62 = 1,008.56/x
  3. Step 3: Cross multiply
    2,162.81x = 3,244.62 × 1,008.56
  4. Step 4: Simplify right side
    2,162.81x = 3,272,405.84
  5. Step 5: Solve for x
    x = 3,272,405.84/2,162.81
  6. Step 6: Final answer
    x = 1,513.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.